Here are Duff's three tips for remaining healthy and active at 70 and beyond. Do something active three times a week Whether ...

Doing lots of exercise in older age can prevent the immune system from ... have the immune system of a 20-year-old rather than a 70- or 80-year-old, it means they have added protection against ...

Regular exercise can also prevent you from relying on others for daily assistance with your activities. We spoke with experts to find the best anti-aging exercises older adults should focus on to ...

Intense or strenuous exercise is about 70% to 85% of your maximum heart rate. "You can estimate what your maximum heart rate is — it's 220 minus your age. But you can also find online ...