Why Do Mosquitoes Bite Some People More Than The Others?

Updated Jul 26, 2024 | 01:25 PM IST

SummaryMosquitoes love biting some people more than others! They are attracted to your breath (CO2), sweat, dark colours, and even your body heat. Here is what you need to know.
Mosquitoes Bite Some People (Credit-Freepik)

Mosquitoes Bite Some People (Credit-Freepik)

Mosquitoes are a big part of the ecosystem, but often are a nuisance as they bite and feed off of us. Their bites cause itchy red bumps and spread infections and allergies in our bodies. But have you ever wondered why they bite certain people more than others? While some people are plagued by mosquito bites, others barely notice them. Here are some interesting facts about mosquitoes that you must know about!

1. Carbon Dioxide:

Mosquitoes are attracted to a certain smell that emits from the human body that is present in the human skin and sweat, mosquitoes can sense the carbon dioxide or CO2 we breathe out. The more active you are, the more CO2 you emit and the more mosquitoes will be attracted to you. Researchers are still investigating the cause of the variation of body odour that brings them to you, possibly genetics or certain bacteria. The unique combination of sweat and skin bacteria creates a scent that mosquitoes find irresistible. Some chemicals in sweat, like lactic acid and ammonia, are especially attractive to them.

2. Colours

While the reason isn't fully understood, mosquitoes seem to be drawn to dark colours like black more than lighter ones. So, ditch the dark outfit next time you're in mosquito territory. It has been noted that mosquitoes are more likely to leave lighter colours alone.

3. Heat and Vapour

Mosquitoes can detect your body's heat and water vapour, acting like a beacon guiding them right to you. So next time you're feeling sweaty, be aware you might be attracting a lot of mosquitoes. If you are working out or doing something that is making you sweat and your body heat rise, the mosquitoes nearby will be instantly attracted to you. Even mosquitoes are careful about who they pick as a host, some studies even suggest that they like a certain body temperature to feed off of.

An interesting fact about mosquitoes is that they can learn to like a host. They have their own preferences and if they meet a certain person who fits their criteria they might be the next host they move onto. In an older study, it showed that 20 per cent of people with mosquito-borne diseases accounted for 80 per cent of diseases transmitted in the population. They suggest that they only bite a certain set of people within the population.

4. Other factors:

Studies suggest mosquitoes might learn to prefer certain people based on things like what you've been drinking. In a 2002 study, there could be many reasons they like alcohol to making your body temperature high etc. Even pregnant women seem to be extra attractive to them due to higher body temperature and CO2 output.

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Can Fitness Hide Lung Cancer? Why Even Active People Shouldn't Ignore Symptoms

Updated Aug 1, 2026 | 11:00 PM IST

SummaryRegular exercise does not eliminate lung cancer risk, making persistent symptoms like cough, breathlessness, or chest pain important warning signs that should never be ignored.
Can Fitness Hide Lung Cancer? Why Even Active People Shouldn't Ignore Symptoms

Credit: AI

Many people assume that if they exercise regularly, eat healthy, and stay active, they are naturally protected from serious illnesses like lung cancer. It is a comforting belief but unfortunately, it is not entirely true. While a healthy lifestyle lowers the risk of many diseases and improves overall well-being, it does not make anyone completely immune to lung cancer.

This misconception often leads to another problem: delayed diagnosis. When someone who has never smoked or is physically fit develops a persistent cough, unusual tiredness, or breathlessness, they may dismiss these symptoms as a lingering cold, seasonal allergies, or simply overexertion after a workout. Family members may do the same, assuming that someone who looks healthy couldn't possibly have a serious lung condition. As a result, valuable time may be lost before medical help is sought.

Being Fit Doesn't Eliminate Lung Cancer Risk

Some forms of lung cancer, especially adenocarcinoma, develop in the outer parts of the lungs, where they may grow silently for months before causing noticeable symptoms.

Also read: The 'Safer Than Smoking' Myth? Doctors Warn Vaping May Carry Its Own Lung Cancer Risks

Warning Signs That Should Never Be Ignored

One of the challenges is that active individuals often have better lung capacity and stamina, allowing their bodies to compensate for early changes. This can make the warning signs subtler in the beginning.

A persistent cough, breathlessness during activities that once felt easy, unexplained fatigue, chest discomfort, hoarseness of voice, recurrent chest infections, coughing up blood, or unexplained weight loss should never be ignored, especially if these symptoms last for more than two to three weeks.

Also read: Bryan Johnson's New 2.6M Women's Health Project Centers on Girlfriend's Menstrual Blood

Early Detection Can Save Lives

The encouraging news is that early detection can make a significant difference. Recognizing persistent symptoms and seeking medical evaluation promptly can lead to earlier diagnosis, when treatment is often more effective. Depending on an individual's symptoms and risk factors, a doctor may recommend investigations such as a chest X-ray or CT scan.

Staying physically active remains one of the best decisions a person can make for their health. Exercise strengthens the heart, improves lung function, and reduces the risk of several chronic diseases.

But fitness should never create a false sense of security. The body has its own way of asking for attention, and listening to those signals no matter how healthy a person feels can sometimes be the most important step toward protecting long-term health.

By Dr. Jayesh Prajapati, Senior Consultant Surgical Oncology, Sterling Hospital, Ahmedabad

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World Breastfeeding Week: How The First 1,000 Days Of Breastfeeding Shapes A Child's Health For Life

Updated Aug 1, 2026 | 09:00 PM IST

SummaryBreastfeeding during the first 1,000 days supports a child's immunity, brain development, growth, and long-term health, laying the foundation for lifelong well-being.
World Breastfeeding Week: How The First 1,000 Days Of Breastfeeding Shapes A Child's Health For Life

Credit: iStock

The first 1,000 days, right from pregnancy until a child's second birthday, are a crucial window for growth and brain development. Hence, understand that breastfeeding during this period plays a key role in building lifelong health and immunity for the child. Read on to know more about how breastfeeding tends to shape the child’s health for life.

Why the First 1,000 Days Matter?

The first 1,000 days of a child's life, right from conception until the age of two years, is often a critical time for growth and development. During this time, brain development happens rapidly, organs mature, and even the immune system tends to become stronger.

Good nutrition tends to have a huge impact on the child’s physical health, learning ability, and even overall well-being. Breastfeeding helps the baby to get enough nutrition. Breast milk also protects babies from infections and tends to support healthy growth.

Also read: Breastfeeding Moms Are Mixing Formula & Breast Milk-Should You?

How Breastfeeding Shapes Lifelong Health?

Breastfeeding involves a correct balance of proteins, healthy fats, vitamins, minerals, and antibodies that a growing baby needs. Breastfeeding strengthens the baby's immune system. Babies who are breastfed will be able to prevent diarrhoea, ear infections, and respiratory illnesses.

Important nutrients such as DHA and other healthy fats help in the growth of the brain and nervous system, which may improve learning and cognitive development later in life. Did you know? Breastfeeding is important and even helps to reduce the chances of obesity, type 2 diabetes, and certain allergies as children grow older.

It encourages healthy weight gain during infancy and helps develop better eating habits. Breastfeeding is also beneficial for mothers. It helps the uterus return to its normal size after childbirth, reduces bleeding after delivery, and may lower the risk of breast and ovarian cancers. Breastfeeding creates a strong emotional bond with their baby through close skin-to-skin contact.

Also read: Breastfeeding Week: Experts Share How Breastfeeding Helps You and Your Child?

Tips for Successful Breastfeeding

  • Start breastfeeding within the first hour after birth whenever possible and don’t discontinue without the doctor’s knowledge.
  • Exclusively breastfeed for the first six months without giving water or other foods unless advised by a doctor.
  • Continue breastfeeding the child along with giving nutritious complementary foods until two years of age.
  • Feed the baby without fail whenever they show signs of hunger instead of following a strict routine.
  • Eat a balanced diet, drink enough fluids, and get adequate rest to support milk production.
  • Seek help from a doctor or lactation consultant if breastfeeding challenges arise.

Hence, follow these tips and ensure proper breastfeeding for the child.

By Dr Nishant Bansal, Consultant - Paediatrician & Neonatologist, Motherhood Hospitals, Noida

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'I Wish Every Patient Knew This Before Their Lung Cancer Diagnosis'- Lessons From An Oncologist

Updated Aug 1, 2026 | 07:00 PM IST

SummaryAn oncologist shares key insights every patient should know about lung cancer, emphasizing early detection, symptom awareness, risk factors, and informed decisions that can improve outcomes.
"I Wish Every Patient Knew This Before Their Lung Cancer Diagnosis"- Lessons From An Oncologist

Credit: AI

Patient should not be afraid to ask what type of lung cancer, Stage and spread of disease whether it has spread and what is stage of disease, This information helps direct treatment decisions and provides insight into the future prospective of disease status .

The patient should self designate a Trustee who will take care of her Medical Records , fixing up appointment and be responsible for medication administration. A diagnosis of lung cancer can be shocking and worrisome, but knowing what to expect can help patients make more informed choices.

The first lesson is that lung cancer can be very different from patient to patient. Treatment depends on the type, stage as well as genetic changes and health.

Ask About The Exact Diagnosis

Molecular Testing Can Change Treatment

For lung cancer patients some patients will require testing the tumour for specific Molecular markers which help in deciding type of immunotherapy . Before beginning treatment, patients should be asked for if they have had the appropriate tests done for fitness before therapy.

Treatment Is Not Always Just Chemotherapy

Modern lung cancer care may involve surgery, radiation therapy, chemotherapy, targeted medicines and immunotherapy, often in various combinations. The best treatment will depend on the type of cancer and the health of the patient.

Also read: What Is Driving India's High Burden Of Childhood Cancers?

Symptoms and Side Effects Should Be Reported

Patients should not quietly accept worsening shortness of breath, pain, fever, severe weakness, poor appetite or side effects of treatment. Early communication can assist doctors in managing complications and maintaining quality of life.

Supportive Care Matters Too

Palliative or supportive care is not just for the end of the cancer course. It can be given along with cancer treatment to help manage symptoms, improve emotional wellbeing and increase everyday comfort.

Above all, I do not think that a diagnosis means there are no options. The treatment of lung cancer is changing rapidly and the results can vary greatly from patient to patient. Ask questions, clarify, and understand treatment plan and when appropriate, get a second opinion before making major decisions.

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