Watching TV may be entertaining, but for many, it also may involve some unhealthy habits — specifically, sitting and snacking. As such, watching too much TV could have serious consequences for people's health.

Spending a lot of time sitting down has been found to increase the risk of chronic disease and death. New research says that excess sitting time can be even more detrimental to a person's health.

Walking each day may keep disability away. That seems to be the message of a recent study on people with, or at risk of, osteoarthritis of the knee.

A healthy brain depends on a healthy heart. Good cardiovascular health may not only help prevent stroke and dementia, it also may play a part in maintaining memory and learning abilities.

Bacteria aren't just foreign invaders that make us sick. We also hold healthy bacteria within our bodies. Hosting a diverse collection of this good bacteria in the gut may depend on more than diet.

As people age, exercise is important for maintaining good health, including healthy cholesterol levels. Sometimes, though, medications are needed to cut cholesterol. Unfortunately, treatment with these medications might have an unintended consequence.

Exercise has been shown to help women diagnosed with breast cancer live longer and better lives. But are breast cancer patients actually getting the exercise they need?

Asthma patients are eager to find relief, even if it means exploring options beyond mainstream clinical practices. Yoga is one alternative that asthma patients often turn to.

Plenty of research has tied lifestyle factors to risk for developing cancer. Could these factors also play into how cancer progresses once it has already developed? A new study suggests so.

Exercise is key to losing weight and keeping that weight off, which is healthy for the heart. But even without weight loss, physical activity may provide quite a bit of benefit to the heart.