Exercise doesn't have to be complicated. Even simple walks with friends may improve your health.

Office workers and couch potatoes alike may need to stand up for their health — literally.

Couch potatoes, get up and move. Exercise — even a little bit — could help you live longer.

You may have more to thank your parents for than just your height and eye color. The way they raised you might affect your heart health as an adult.

They might be stylish, cool and fun to use, but wearable health-tracking devices aren't likely to make much difference if wearers don't change their habits.

Making healthy lifestyle changes to lose weight is likely a smart choice for the long-term health of all obese people — even if they don't yet have medical issues related to their weight.

Pumping iron to stay strong may keep your heart pumping, too. Healthy lifestyle practices may prevent the majority of heart attacks in younger women.

Improving arthritis symptoms may be as simple as getting some exercise.

Some of the many health benefits of exercise may also apply to patients with Parkinson's. Parkinson's patients who exercise may have improved balance and mobility.

Memory and thinking tend to slow down in older adults, but those who stay physically active may keep their minds running smoothly.