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Healthy aging and longevity Archive

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Can my phone and other devices interfere with my pacemaker?

Certain devices that use magnetic chargers may interfere with cardiac devices such as pacemakers. A doctor should advise people on which ones to avoid or to use caution when operating.

Can I skip colonoscopies after age 75?

Most people don't benefit from colonoscopies after age 75, but before stopping they should have a discussion with their doctor.

Do you need a coronary calcium scan?

A test called a coronary artery calcium (CAC) scan uses a special type of x-ray to look for plaque in the arteries of the heart, which raises the risk of heart-related problems. While CAC scans can be valuable for detecting people at higher risk of heart problems from plaque buildup, this test isn't right for everyone. It's typically most useful for people who don't yet have symptoms of heart disease, but who do have some risk factors. Determining how much plaque is in the arteries can help guide decision making about preventive strategies. The test is less useful for people at very low or very high risk for heart disease.

Dragging your feet? You may need to catch up on sleep

Getting adequate sleep may help improve a person's gait, and catching up on short sleep may help people avoid walking problems usually caused by fatigue.

The best bedtime for heart health?

People who fall asleep between 10 and 11 p.m. may be less likely to develop heart disease than those who start their slumber earlier or later.

You don't say? The yarn on yawning

Yawning remains a mysterious and complex action that serves an uncertain purpose. While yawning is associated with sleepiness, scientists haven’t found that it indicates a need for sleep, however, it could lead to an increased level of alertness.

Exercise, metabolism, and weight: New research from The Biggest Loser

Studies of contestants from the TV show The Biggest Loser found that due to changes in metabolism, people who have lost large amounts of weight have to follow an extremely low-calorie diet in order to maintain the weight loss. Subsequent research indicates that these metabolic changes are related to calorie restriction while weight is being lost, but later become a function of sustained physical activity.

4 immune-boosting strategies that count right now

With colds, flu, and COVID variants circulating, keeping your immune system healthy is even more important. Advertising would have you believe that some supplement or other is the key to protecting yourself from getting sick, but the best strategies to protect yourself involve common sense and simple steps.

Are poinsettias, mistletoe, or holly plants dangerous?

It's commonly believed that poinsettia plants are poisonous, but are they? If they are dangerous, what can happen if some is ingested? What about other popular holiday-season plants like mistletoe or holly? If you have any of these in your home, what should you know about them?

Waiting for motivation to strike? Try rethinking that

We all know that motivation is key to accomplishing our goals, but even if you have a much-desired goal in mind, it's too easy for motivation to dissipate. Before setting a goal, it's critical to identify why it is important to you, to create a detailed plan that outlines how you will achieve it, and to make a to-do list so you can track your progress.

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