Bone Health In Older Adults (Credit-Canva)
Strengthening your bones is not something that can happen overnight, it takes years for your body to build strong bones and even then, it is natural for them to lose their dexterity. All you can do is keep your body healthy to make sure it is prepared for any unexpected situations. For years, many older adults have been told to take vitamin D and calcium supplements to keep their bones strong and prevent falls. However, a new report from U.S. Preventive Services Task Force (USPSTF) is changing that advice. This report suggests that for most older people, these supplements don't actually prevent falls or broken bones. This might be surprising news, we must understand why falls happen more often as we age, what vitamin D and calcium do in the body, and most importantly, what you can do to stay safe and prevent fractures.
According to the report, vitamin D supplements don't seem to help prevent falls or broken bones for most people over 60. They also found that these supplements, especially with calcium, might increase the risk of kidney stones. This report doesn't mean people with weak bones (osteoporosis), low vitamin D, or who take vitamin D for other health reasons shouldn't take it. It just means that for most healthy older people, these supplements don't prevent falls and fractures.
There are many reasons why older people are more prone to breaking their bones. Our bones are strongest when we're in our 20s and 30s, and they get weaker as we age so naturally, they can break easily. It can also be harder to move around as we get older, sometimes because of problems like arthritis this can affect how we walk and make us less steady.
There are also different issues like neuropathy, which is a nerve problem that can also make it harder to feel your feet and keep your balance. Eyesight is also a culprit as it can cause you to feel dizzy and fall. Some medicines can also make people feel unsteady, and older people often take more medicines than younger people. Low vitamin D itself can also increase the risk of falls, so keeping vitamin D levels up is still important.
USPSTF recommends a few better ways to protect your bone health and prevent broken bones and falls.
Regular walks strengthen your muscles and bones, which helps you stay steady on your feet. It is as simple as practice makes perfect so the more you walk, the better it is. Walking also improves your balance, making you less likely to fall.
Strength training, like lifting weights or using resistance bands, makes your bones stronger and helps prevent fractures if you do fall. It is like a safety cushion, but you must be careful while doing so because it can lead to injuries if done too much.
Activities like tai chi, Pilates, and yoga can improve your balance and coordination, making you more stable and less prone to falls. These can also help you improve your muscle flexibility and strength that in turn helps your body be stronger.
If you have osteoporosis, talk to your doctor about medications that can help strengthen your bones and lower your risk of fractures. Many medications can also have unsavory side effects like weakened joints, losing muscle strength, etc.
A proper diet goes a long way when it comes to your entire body health. So to keep up with your body’s nutrition and muscle health, eat more protein along with a balanced meal that includes loads of fiber, healthy fats and carbs.
Having poor eyesight can be difficult, not only does it make life difficult without glasses, but it also increases the possibilities of getting into minor accidents like bumping into people and missing objects placed in front of us.
Getting enough sleep is also important because when you are not sleeping, you get disoriented and can ignore even obvious things like the last stair in the staircase. Make sure you get enough sleep to keep you fresh and focused.
There are many things that can cause you to have accidents, even in your home. To avoid such falls, make sure there are no lose ends like crooked floor panels, rugs that are sticking out or protruding furniture that can hurt your knees
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When John Cena started noticing blurry vision, he assumed it was simply part of getting older. But the worsening eyesight was also accompanied by redness, itchiness and crusting around his eyes.
“I had a lot of redness and itchiness, and every once in a while, waking up with eye crusties and stuff. At the same time, given my age — I'm 49 now — my vision was going a little bit, so I just figured it was par for the course. But because my vision was going, I needed to see if I needed glasses or prescriptions.”
Until then, Cena had delayed getting his eyes checked. He believed that the symptoms were caused by bright lights, excessive screen time or ageing.
However, an eye examination gave him a surprise. Cena learned that his symptoms were caused by Demodex blepharitis, a condition he says he had never heard of.
“Diagnosed with Demodex blepharitis, which I didn't even know existed.”
Also read: Study Decodes Why COVID Survivors Continue To Suffer Vision Problems
Demodex mites are tiny, eight-legged organisms that live naturally on human skin, particularly around hair follicles. Measuring just 0.15 to 0.4 millimeters, they are invisible to the naked eye but are present on the skin of almost every adult.
These microscopic mites feed on sebum (the skin's natural oil) and dead skin cells, helping remove accumulated debris under normal conditions.
Demodex mites are most active at night. They emerge from hair follicles after sunset because ultraviolet (UV) light is harmful to them. While people sleep, the mites feed, crawl and reproduce on the skin's surface.
They are also believed to be stimulated by melatonin, the hormone that helps regulate sleep, creating a unique relationship between humans and these naturally occurring organisms.
Although harmless in small numbers, Demodex mites can cause problems if they multiply excessively—a condition known as demodicosis.
According to Dr. Richard Locksley, professor of medicine at the University of California, San Francisco, an overgrowth of Demodex mites can contribute to:
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People with weakened immune systems are particularly vulnerable because their bodies may be less able to control mite populations. In addition, inadequate sleep may increase oil production, providing more nourishment for the mites.
For most healthy people, Demodex mites are a normal part of the skin microbiome and are not considered harmful. Problems generally arise only when their numbers increase significantly.
To help reduce the risk of overgrowth:
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A stroke can happen suddenly and without warning, making every minute count. The first 60 minutes after the onset of stroke symptoms are crucial because timely medical treatment can help reduce brain damage and improve recovery.
A stroke happens when the blood flow to an area of the brain is cut off due to either the blockage of a blood vessel supplying that area or the bursting of the said blood vessel. Without adequate blood flow, brain cells are deprived of oxygen and nutrients and begin to be damaged within minutes.
The first hour after a stroke is focused on rapid assessment and treatment. Once the patient reaches the hospital, doctors evaluate the symptoms, determine when they started, and perform an urgent brain scan, usually a CT scan, to identify the type of stroke.
This step is important because treatment depends on whether the stroke is caused by a blocked artery (ischemic stroke) or bleeding in the brain (hemorrhagic stroke). For eligible patients with an ischemic stroke, clot-dissolving medication or a procedure to remove the clot may be considered.
Although treatment windows may extend beyond the first hour for some patients, reaching the hospital as early as possible offers the greatest chance of saving brain tissue. In most patients, clot-dissolving medication is given within 4.5 hours of symptom onset, while selected patients may be eligible for treatment up to 9 hours. Mechanical clot removal is generally performed within 6 hours, although carefully selected patients may benefit from the procedure up to 24 hours after symptoms begin. However, earlier treatment is associated with better protection of brain tissue and improved outcomes.
Recognizing stroke symptoms early can help save valuable time. The BEFAST acronym is a simple way to remember the common warning signs:
B – Sudden loss of balance or coordination
E – Sudden vision loss or changes in one or both eyes
F – Face drooping
A – Arm weakness
S – Speech difficulty
T – Time to call emergency medical services
Other symptoms may include sudden loss of vision, dizziness, difficulty walking, numbness on one side of the body, confusion, or a sudden, severe headache.
During a stroke, brain cells continue to be damaged as blood flow remains interrupted. Delays in reaching the hospital can limit treatment options and increase the risk of long-term disability. Seeking medical care as early as possible gives doctors the best chance to provide appropriate treatment.
If you notice stroke symptoms in yourself or someone else, do not ignore them or wait for them to improve. Call emergency medical services immediately and note the time the symptoms first appeared, as this information helps doctors decide the most suitable treatment.
The golden hour is a critical window during which timely action can significantly improve outcomes. Recognizing the signs of stroke and seeking immediate medical care can make a meaningful difference in recovery.
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Massive wildfires have ravaged several parts of Canada and other regions of the world, filling the air with hazardous smoke. This has triggered health warnings far beyond the fire zones.
While most people experience immediate breathing problems during and after wildfires, experts say that some health effects can persist long after the skies clear.
Wildfire smoke is composed of harmful gases and microscopic particles known as PM2.5. These tiny particles are small enough to travel into our lungs and enter the bloodstream, where they can trigger inflammation throughout the body.
Unlike typical air pollution, wildfire smoke also contains toxic substances released from burning homes, plastics, furniture, vehicles, electronics, and industrial materials, making prolonged exposure particularly harmful.
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Prolonged exposure to wildfire smoke can have long-term effects on the respiratory system. Possible health effects may include:
Children, older adults, and people with existing lung conditions face the highest risk because their lung function is already compromised.
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The tiny particles in wildfire smoke don't just stay confined to the lungs. Once they enter the bloodstream, they can affect the cardiovascular system. In the long run, research says wildfire smoke exposure can lead to:
With frequent incidences of wildfires, scientists are looking into how wildfire smoke affects the brain. Emerging evidence suggests smoke exposure may contribute to:
Wildfires can affect mental health in more than one way. Besides the stress of evacuation and property loss, smoke exposure itself may contribute to mental health problems directly. One is at the risk of the following mental health issues after exposure:
Communities repeatedly exposed to wildfire events may experience prolonged psychological distress that could often go undetected.
Growing evidence suggests that long-term exposure to wildfire smoke may increase the risk of several cancers. Studies have reported possible associations with lung cancer, breast cancer, colorectal cancer, bladder cancer, and certain blood cancers
Although researchers say more studies are needed to establish a direct cause-and-effect relationship, the findings highlight the importance of limiting repeated smoke exposure.
Also read: How Air Pollution Puts Heart Patients At Risk - What You Can Do About It
Pregnant women are among the groups considered most vulnerable to wildfire smoke. Research suggests exposure during pregnancy may increase the risk of preterm birth, low birth weight and other pregnancy complications.
Healthcare providers recommend minimizing outdoor exposure whenever air quality deteriorates.
Even after visible smoke disappears, harmful particles may remain in the air. Experts recommend:
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