The global challenge of HIV/AIDS remains one of the most pressing public health issues today. According to the latest data from UNAIDS, around 38.4 million people worldwide are living with HIV/AIDS, underlining the need for not only medical intervention but also comprehensive awareness, education, and social change. Despite the significant strides made in treatment and prevention, the confusion surrounding the relationship between HIV and AIDS still persists.

Young people have become influential advocates in the fight against HIV/AIDS. Research from UNICEF shows that youth-led initiatives can lower HIV transmission rates by as much as 45% in targeted communities. These young activists utilize digital platforms and peer-to-peer education to dispel myths, promote safe practices, and foster supportive environments for those affected by HIV/AIDS.

Dr Gowri Kulkarni, an expert in Internal Medicine, explains that while the terms HIV and AIDS are often used interchangeably, they are distinctly different. "HIV (Human Immunodeficiency Virus) is a virus that attacks the immune system, whereas AIDS (Acquired Immunodeficiency Syndrome) is a condition that occurs when HIV severely damages the immune system," she clarifies. To understand the implications of these differences, it's important to explore the fundamental distinctions between the two.

1. HIV is a Virus; AIDS is a Syndrome

HIV is the virus responsible for attacking the body’s immune system, specifically targeting CD4 cells, which are crucial for the body’s defense against infections. As HIV progresses, it destroys these cells, weakening the immune system over time. If left untreated, this continuous damage can lead to AIDS.

AIDS, on the other hand, is a syndrome, not a virus. Dr Kulkarni further elaborates that AIDS is a collection of symptoms and illnesses that emerge when the immune system is severely compromised due to prolonged HIV infection. It represents the most advanced stage of HIV, and is characterized by very low CD4 counts or the onset of opportunistic infections like tuberculosis, pneumonia, or certain cancers.

2. Not Everyone with HIV Develops AIDS

A key distinction to remember is that not everyone with HIV will progress to AIDS. Thanks to advancements in medicine, particularly antiretroviral therapy (ART), individuals living with HIV can manage the virus and maintain a healthy immune system for many years, or even decades, without ever developing AIDS. ART works by suppressing the virus to undetectable levels, effectively preventing the damage HIV would otherwise cause to the immune system.

Without treatment, however, HIV progresses through three stages:

- Acute HIV Infection: This stage occurs shortly after transmission and may include symptoms like fever, fatigue, and swollen lymph nodes.

- Chronic HIV Infection: Often asymptomatic or mildly symptomatic, the virus continues to damage the immune system but at a slower rate.

- AIDS: This is the final stage, marked by severe immune damage and the presence of infections that take advantage of the compromised immune defenses.

3. HIV is Transmissible; AIDS is Not

Another key distinction between HIV and AIDS is the way in which they are transmitted. HIV is highly contagious and can be transmitted through the exchange of bodily fluids such as blood, semen, vaginal fluids, and breast milk. It is primarily spread through unprotected sexual contact, sharing needles, or from mother to child during childbirth or breastfeeding.

AIDS, however, is not transmissible. It is not a disease that can be passed from one person to another. Rather, AIDS is the result of untreated, advanced HIV infection and is a direct consequence of the virus’s damage to the immune system.

4. Diagnosis Methods Differ

HIV and AIDS are diagnosed through different methods. HIV is diagnosed through blood tests or oral swabs that detect the presence of the virus or antibodies produced by the immune system in response to the virus. Early detection of HIV is crucial, as it allows for timely intervention and treatment, which can prevent the virus from progressing to AIDS.

AIDS, on the other hand, is diagnosed using more specific criteria. Dr Kulkarni notes that the diagnosis of AIDS is made when the individual’s CD4 cell count falls below 200 cells/mm³, or when opportunistic infections or certain cancers (such as Kaposi's sarcoma or lymphoma) are detected. Diagnosing AIDS involves a more thorough assessment of the individual’s immune function and overall health, as opposed to just the detection of HIV.

5. Treatment Goals Are Different

The treatment goals for HIV and AIDS differ significantly, although both involve antiretroviral therapy (ART). For HIV, the primary treatment goal is to suppress the virus to undetectable levels, thus maintaining a strong immune system and preventing further transmission of the virus. People living with HIV can often live long, healthy lives if they adhere to ART.

For individuals diagnosed with AIDS, the treatment plan becomes more complex. While ART remains an essential part of managing the virus, treatment for AIDS also focuses on addressing the opportunistic infections and secondary health complications associated with severe immune suppression. The goal of treatment for AIDS is not only to manage the HIV virus but also to improve the quality of life and extend survival by treating these secondary health issues.

Role of Community Engagement in Combatting HIV/AIDS

While the medical community has made great strides in managing HIV, the battle to curb its transmission is also a social and cultural issue. Dr Daman Ahuja, a public health expert, highlights that HIV/AIDS awareness and education are vital to reducing transmission rates and supporting those affected by the virus. "Young people, especially, have become key advocates in the fight against HIV/AIDS," says Dr Ahuja. "Research from UNICEF shows that youth-led initiatives can lower HIV transmission rates by as much as 45% in targeted communities."

Additionally, grassroots activism plays a significant role in raising awareness and addressing stigma. As the World Health Organization reports, community-based interventions have been proven to increase HIV testing rates and improve treatment adherence, which are crucial in the fight against the pandemic.

The ultimate goal of organizations like UNAIDS is to eliminate the HIV/AIDS pandemic by 2030. Achieving this requires global collaboration, from medical treatment advancements to public health strategies, education, and advocacy. Dr Kulkarni’s insight underscores the importance of early detection, treatment adherence, and community support in the fight against HIV/AIDS.

Dr Gowri Kulkarni is Head of Medical Operations at MediBuddy and Dr Daman Ahuja, a public health expert and has been associated with Red Ribbon Express Project of NACO between 2007-12.

Higher education has changed far more than we often acknowledge. Universities are no longer simply places where students earn degrees. They are where young adults spend some of the most formative years of their lives, away from familiar support systems, making independent decisions, navigating uncertainty and, for many, encountering the first signs of a mental health condition. That quiet shift has expanded the role of educational institutions in ways that were never envisaged a decade ago.

The conversation around student wellbeing has evolved alongside this change. Mental health is no longer viewed as a subject to be discussed only after a crisis. Students are speaking more openly, parents are asking different questions, faculty members are becoming more aware and institutions are recognising that emotional wellbeing is closely linked to learning, participation and long term outcomes. This change deserves to be welcomed because it has helped move mental health from the margins of campus life to the centre of institutional responsibility.

Why A Counsellor Alone Is Not Enough?

Yet one assumption continues to shape much of this conversation. The presence of a counsellor is often seen as evidence that a campus is equipped to support student mental health. Counsellors remain indispensable and, for many students, they provide exactly the support that is needed. The challenge arises when counselling is expected to fulfil every role within a mental healthcare system.

Every effective healthcare system is built on layers of expertise. A physician does not replace a surgeon. A laboratory does not replace a diagnosis. Emergency care does not replace rehabilitation. Mental healthcare should be viewed no differently. Counselling is often the first point of contact, but the needs of students do not end there.

Some require structured therapy, others psychiatric evaluation, some ongoing clinical monitoring, and a few immediate crisis intervention. A mature campus mental healthcare system should be equipped to respond across this entire spectrum. The conversation should therefore move beyond whether campuses have counsellors to whether they have a system capable of supporting every stage of care.

Also read: Why People With Mental Health Conditions Are More Likely To Struggle With Tobacco Addiction

Building A Comprehensive Campus Mental Healthcare System

Encouragingly, public policy is beginning to recognise this changing reality. The University Grants Commission’s draft guidelines on mental health and wellbeing for higher educational institutions, with recommendations on counsellor ratios, dedicated wellbeing centres, round the clock helplines and mechanisms for early identification of distress, mark an important step in strengthening institutional support. More importantly, they open the door to a broader conversation on what comprehensive mental healthcare within higher education should look like over the coming years.

Building such a system requires looking beyond individual appointments. One of the most valuable lessons from developing healthcare services is that outcomes are rarely determined by the first consultation alone. They depend on how seamlessly care continues afterwards. If a counsellor recognises that a student needs specialised assessment, how quickly can that happen?

Also read: Lindsay Clancy Trial: What Postpartum Psychosis Really Looks Like, From A Survivor

If medication becomes necessary, is psychiatric care available without delay? If a student experiences a crisis outside campus hours, is there a clearly defined pathway to immediate support? If treatment begins, who ensures continuity during semester breaks or after the student returns home? These are not administrative questions. They are questions that shape recovery.

A comprehensive campus mental healthcare ecosystem should therefore bring together different levels of expertise rather than rely on one profession alone. Counsellors, clinical psychologists, psychiatrists, experienced mental health specialists and emergency support services each play a distinct role. Their contribution becomes most effective when they work as part of an integrated network with clear referral pathways, shared clinical responsibility and continuity of care that extends beyond the physical boundaries of the campus.

Prevention And Early Intervention Matter Too

Also read: Sugar Rationing In First 1,000 Days Linked To Lower Depression, Cancer Risk In Adulthood

Equally important is recognising that mental healthcare should not begin only after a student seeks help. Institutions have long understood the value of preventive healthcare through regular physical health assessments, vaccination drives and awareness programmes. Mental health deserves the same thoughtful approach.

Periodic, voluntary mental health check ins, appropriate screening, trained faculty and peer support networks, backed by specialist expertise, can help identify concerns early while respecting privacy, dignity and informed consent. Early recognition is not about labelling students. It is about ensuring that support reaches them before distress becomes disabling.

Technology can strengthen this ecosystem, but it cannot replace it. Digital consultations, secure follow up, coordinated records and access to specialists across locations can make care more continuous, particularly for students studying away from home. Their real value lies in connecting different parts of the system rather than functioning as isolated solutions.

Mental Healthcare As Part Of The Institutional Foundation

The quality of a university has traditionally been measured through its academic standards, faculty and research. Increasingly, it will also be measured by how well it supports the people who make learning possible. Mental healthcare deserves to be seen as part of that institutional foundation, not as an additional welfare service that sits alongside education.

The conversation has already moved beyond whether student mental health matters. The next step is to recognise that no single professional, however skilled, can meet every need that students may bring with them. Every campus needs more than a counsellor because every student deserves access to a mental healthcare system that is prepared not only to listen, but also to respond, support and care through every stage of that journey.

By Dr. Jothi Neeraja, Founder, Chairwoman and Managing Director, Maarga Mindcare

Anxiety and depression are major concerns in adulthood, but could nutrition during the earliest stages of life influence health decades later? Two new studies suggest that lower sugar exposure during the first 1,000 days of life may be associated with lower risks of anxiety, depression and even several cancers later in life.

The findings, from studies published in Translational Psychiatry and PNAS point to the potential long-term effects of early-life nutrition. However, the findings do not mean that restricting sugar in infancy directly prevents these diseases.

Sugar Rationing And Mental Health

A 2026 study led by researchers from the University of Surrey, UK, analyzed 46,448 people born between October 1951 and March 1956.

Participants were grouped according to how long they were exposed to sugar rationing: from in utero only to 24 months. People conceived after food rationing had ended served as the main comparison group.

Researchers also analyzed brain MRI data from 5,990 participants.

Lower Risk Of Anxiety And Depression

Compared with people conceived after rationing ended, those exposed to sugar rationing for the three longest periods had significantly lower hazards of both anxiety and depression.

• Shorter-exposure groups did not show significant differences.
• The associations were stronger in women.
• Adult sugar intake was broadly similar across groups, at about 58–59 g/day of free sugar and 122–124 g/day of total sugar.

When later-life sugar intake was considered, the association with anxiety persisted among those exposed throughout pregnancy and the first two years of life, while the association with depression weakened and was no longer statistically significant.

Further, MRI analysis found differences across rationing groups in 80 of 139 gray matter regions. Analysis identified 11 regions that differed from participants conceived immediately after rationing ended, including the brainstem, occipital fusiform gyrus and several cerebellar regions.

Sugar And Cancer Risk

A separate study published in PNAS examined whether sugar exposure during the first 1,000 days could influence cancer risk later in life.

Researchers from China Agricultural University and the University of Cambridge used the abrupt end of UK sugar rationing in September 1953 as a natural experiment. The analysis included 64,761 UK Biobank participants born between 1951 and 1956.

Compared with those whose first 1,000 days were not affected by rationing, participants exposed to rationing showed lower incidence of several cancers:

• Liver/intrahepatic bile duct cancer: 69% lower
• Prostate cancer: 52% lower
• Lung cancer: 41% lower
• Rectal cancer: 40% lower
• Breast cancer: 36% lower

The researchers identified two possible pathways behind the association.

How Could Early Sugar Exposure Matter?

• Long-term dietary habits: People exposed to rationing consumed less sugar, ate smaller quantities and had healthier, more diverse diets even five decades later, suggesting that early-life exposure may influence lasting food preferences.

• Biological ageing: The rationed groups had longer leukocyte telomeres, equivalent to about 2.2 fewer years of biological ageing, along with lower levels of Granzyme B, a marker linked to chronic immune activation.

Sugar's Link With Mental Health And Cancer

Sugar is an important source of energy for the brain, and very low blood glucose can impair brain function. However, excess sugar intake has also been associated with metabolic problems that can affect long-term health.

When it comes to cancer, sugar does not directly cause cancer, and cutting out all sugar does not “starve” cancer cells. Both healthy and cancer cells use glucose for energy.

However, consistently consuming excessive amounts of added sugar can contribute to weight gain and obesity, which are established risk factors for several cancers.

Men who consume higher amounts of dietary nitrite may have a greater risk of colorectal cancer, particularly the type affecting the distal colon, according to a new study published in the Journal of the National Cancer Institute.

The study followed 82,009 middle-aged and older adults in Sweden for more than two decades and identified 3,170 cases of colorectal cancer.

Researchers found that men in the highest category of nitrite intake had a 23% higher risk of colorectal cancer overall compared with those in the lowest category. The strongest association was for for distal colon cancer, where the risk was 50% higher.

The findings were not seen in women, and dietary nitrate was not associated with colorectal cancer in either men or women.

More About The Study

Researchers from Karolinska Institutet in Sweden used dietary information collected in 1997 and updated in 2009 and 2019. They linked this information with Sweden's cancer registry to identify colorectal cancer cases through 2022.

Rather than relying only on participants' diet at the beginning of the study, researchers used repeated measurements to capture changes in nitrite and nitrate intake over time. Among men, the highest versus lowest levels of nitrite consumption were associated with a hazard ratio of 1.23 for colorectal cancer. For distal colon cancer, the hazard ratio rose to 1.50.

Also read: How Genetic and Genomic Testing Can Help Women Make Smarter Cancer Decisions

Difference Between Nitrite And Nitrate

Nitrite and nitrate are related compounds, but they are found in different foods and behave differently in the body. Nitrate occurs naturally in vegetables, particularly leafy greens, as well as drinking water. Nitrite is also naturally present in some foods but is commonly used as a preservative in processed meat and other animal products.

The researchers found no association between dietary nitrate and colorectal cancer, making the distinction particularly important.

Also read: Moderna-Merck’s Personalized mRNA Vaccine: Ushering In A New Era In Cancer Care?

Why Nitrite Could Be A Concern For Cancer Risk?

A possible explanation involves N-nitroso compounds, which can form when nitrate and nitrite undergo chemical reactions in the body. Some N-nitroso compounds are known to be carcinogenic in animals.

The researchers saw that previous studies have also investigated possible links between nitrite exposure and cancers of the gastrointestinal tract. However, the exact biological mechanism behind the association observed in this study remains uncertain.

The researchers also found that the association was specific to men, and they said the reason for this difference is unclear.

Sex Difference Needs More Investigation

The authors noted that the higher risk associated with nitrite intake was confined to men and suggested several possible biological explanations, including differences in oxidative stress and other sex-specific factors.

But they stressed that these mechanisms have not been established as the reason for the finding. The study concludes that further research should examine nitrite and colorectal cancer separately in men and women and.

The study was observational, meaning researchers identified an association between dietary nitrite intake and cancer risk but could not prove a direct cause and effect relationship.