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Healthy aging and longevity Archive

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Large study finds the sweet spot for daily step goals

In a 2023 review of 17 studies that included about 227,000 people, those who took at least 3,900 steps per day had reduced risks of dying young from any cause. Even taking about 2,300 steps per day compared to fewer daily steps was tied to reduced risks of dying prematurely from cardiovascular disease.

Insider tips for a smooth recovery from cataract surgery

Early planning can help people recover well from cataract surgery. That planning can include reviewing post-procedure instructions in advance; investigating whether a simplified eye drops regimen is available and will be covered by insurance; learning the right way to use eye drops, and teaching a loved one to help with their application if necessary; and preparing to take a break from certain physical activities, such as bending over, lifting objects that are 10 pounds or heavier, cleaning, vacuuming, or doing laundry.

How much sleep do you actually need?

Just how many hours of sleep are enough for you? The answer varies and it might be better to track sleep quality than focus on the number of hours you log each night.

Kidneys, eyes, ears, and more: Why do we have a spare?

The human body has excess capacity — that is, our organs have more reserve than most of us will ever need. Why are we built with this natural redundancy? And which body parts can safely fail or be removed without impairing health?

Why your gums are so important to your health

Periodontal disease, the leading cause of adult tooth loss, may increase the risk of diabetes, heart disease, and dementia.

Baby, it's cold inside

Some older adults feel cold frequently. This may result from age-related physical changes or an underlying condition. Examples of underlying conditions that might make a person feel cold include anemia, an underactive thyroid, diabetic neuropathy, peripheral artery disease, or Raynaud's phenomenon. People who experience coldness that interferes with their daily activities or sleep should talk to a doctor about it.

Get back your social life to boost thinking, memory, and health

Staying socially active is associated with cognitive benefits and may play a role in longevity, stress reduction, and controlling mood. If a person has been out of touch with friends for a long time, one way to restart contact is to send a brief message asking how they're doing or recalling a shared activity. If the person reciprocates, the next step might be to suggest a meeting, ask to get together, or schedule a catch-up phone call or video chat.

Sleep paralysis: Causes, symptoms, and treatments

Sleep paralysis  interferes with restful sleep and impacts emotional health for many people. While there is still much to learn about the condition, understanding the  causes of sleep paralysis  can help with treatment and prevention.

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