Healthy Eating

Harvard Health Ad Watch: Are nutritional drinks actually good for you?

Robert H. Shmerling, MD

Faculty Editor, Harvard Health Publishing

If you believe ads for nutritional supplement drinks, you might think you can improve your health by drinking them. But for most people, their value is questionable and their cost adds up.

Go figure: A healthy eating approach helps people be healthy

A study comparing the outcomes of three eating plans (Mediterranean diet, paleo diet, or intermittent fasting) that were followed for a year found that all participants lost weight, and also had added benefits such as lower blood pressure.

The scoop on protein powder

The amount of protein you need depends on your age, health, and the intensity of your fitness routine. For most people it’s relatively easy to get the recommended amount from food, but there are situations when someone might want to consider a protein powder supplement.

What’s new with the Nutrition Facts label?

The Nutrition Facts label that appears on packaged foods has been updated to provide consumers with more thorough information, and also to more accurately reflect typical consumption habits.

Five healthy habits net more healthy years

Following five healthy lifestyle habits has been shown to extend life expectancy. Better still, a recent study suggests the added years are more likely to be free of illness or disease.

Good news for those with type 2 diabetes: Healthy lifestyle matters

Lifestyle changes have been shown to reduce the risk of a cardiovascular event, but can they also help those with diabetes? A recent study found a positive association between healthy lifestyle choices and reduced cardiovascular risk for those with type 2 diabetes.

With a little planning, vegan diets can be a healthful choice

There is ample evidence to support the healthfulness of a vegan diet. However, those who choose vegan eating may not get enough of some nutrients unless they pay careful attention to their food intake, or choose to take supplements.

Menopause and insomnia: Could a low-GI diet help?

Researchers examining dietary data from over 50,000 postmenopausal women found that women who ate foods with a higher glycemic index, and foods with more added sugars, were more likely to have insomnia.

What are ultra-processed foods and are they bad for our health?

Health advice tells us to eat less processed food, but what does that mean? Researchers compared diets with most of the calories from unprocessed foods and from ultra-processed foods, to see how the subjects were affected.

An omnivore’s dilemma: How much red meat is too much?

Recently, Annals of Internal Medicine published guidelines for consumption of red meat and processed meats that are at odds with established evidence of the increased risk of early death, cardiovascular disease, and cancer. So, how much red meat should we be eating?