Preventive care Archive

I had shingles in 2005 and haven?t had a shingles shot. I haven?t been able to find any studies that indicate whether a shot is feasible for people who have already had shingles. What do you recommend?

Being a caregiver for an ailing parent, spouse, child, or other loved one can feel like a lonely undertaking. It needn't, even if you don't have family nearby to pitch in. Help for caregivers is available from various organizations. Once you learn what's available, it may be easier to chart a less-demanding course toward meeting the needs of your spouse, relative, or friend.

Here are some types of services and professionals you might want to investigate.

Regular physical activity helps keep your heart, lungs, and muscles in shape and can stave off the effects of aging. In much the same way, exercising your brain can help keep your mind sharp and your memory intact. Here are two ways to activate your brain.

Keep busy and engaged

The MacArthur Foundation Study on Successful Aging, a long-term study of aging in America, found that education level was the strongest predictor of mental capacity as people aged. The more education, the more likely an individual was to maintain his or her memory and thinking skills. Other research has shown that people who held jobs that involved complex work, such as speaking to, instructing, or negotiating with others, had a lower risk of memory loss (dementia) than people whose jobs were less intellectually demanding.

Substantial research proves the Mediterranean and DASH eating plans offer important health benefits for men.

Q. Whatever happened to the idea that taking vitamin C could boost your immune system and prevent colds? Is there still a possibility it could work?

A. Vitamin C, also known as ascorbic acid, was promoted as a health supplement for decades, achieving its greatest renown in the 1970s through the writings of scientist Linus Pauling. Despite the excitement about its natural antioxidant function, vitamin C does not appear to prevent colds, and its ability to shorten the duration of colds is minimal. A recent summary of 29 studies involving more than 10,000 people confirmed the lack of benefit of regular vitamin C supplementation.

If you feel run-down, lack of iron is probably not the cause. You can easily get enough of this key mineral in your diet.

Decades ago, advertising for the liquid vitamin and mineral supplement Geritol warned against "iron-poor, tired blood." It's a reference to the fact that red blood cells need iron to make hemoglobin, the molecule that grabs oxygen and transports it around the body.

This ancient practice may support heart health, general fitness, and mental well-being.

The new recommendations for healthy eating emphasize diet over individual nutrients and overturn some long-held beliefs.

Boosting your muscle mass may trigger changes that enhance heart health.

Munching a small handful every day may protect your heart.