Staying Healthy Archive

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Scientifically proven diets that work

Heart-healthy diets emphasize fruits and vege-tables as a major source of daily calories.

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

Ask the doctor: Vitamin C for health?

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.

Iron and your health

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.

Yoga offers range of health benefits

In yoga, you assume a series of postures that build strength and flexibility.

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

7 good suggestions from the proposed dietary guidelines

The plant-based diet caps sugar and saturated fats at 10% of calories each.

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

Add strength training to your fitness plan

Muscles at work

Dynamic resistance occurs when muscles and joints move, such as when you raise and lower a hand weight.

With isometric resistance, your muscles tense and create force but no movement, such as when you push against a wall.

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

Get cracking: Why you should eat more nuts

Nuts are rich in unsaturated fats, fiber, and other nutrients with possible cardiovascular benefits.

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Munching a small handful every day may protect your heart.

To lower stroke risk, be sure to get this B vitamin

Green vegetables and citrus fruits are good natural sources of folate.

If you're among the one in three American adults with high blood pressure, be sure you're getting enough of the B vitamin known as folate. Doing so may lower your odds of having a stroke, a new study suggests.

Should you work chocolate into your diet?

Cocoa flavanols found in chocolate are powerful antioxidants that may boost your health.

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Cocoa flavanols in chocolate are linked to improved thinking skills and better heart health.

Walkers: Take steps to enjoy this great mobility tool

Work with a physical therapist to learn how to use a walker to best advantage so you can take back your independence.

Walkers can put you back in action if you're recovering from an injury or surgery, or if you're struggling with balance and gait problems, fatigue, or muscle weakness. "Walkers help give people their independence back. They improve daily function, and they reduce the risk of falling," says Dr. Clare Safran-Norton, a physical therapist and clinical supervisor of rehabilitation services at Harvard-affiliated Brigham and Women's Hospital.

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