Eighty percent of older adults in the U.S. have high blood pressure but a new study finds that taking more steps a day could be an easy and cost-free way to control the condition.

Regular exercise is essential for individuals with high blood pressure. But how best to track it? With this Apple Watch feature, it's never been easier.

1. It's a silent killer Nurse Ward said: "If you have high blood pressure, you may not even know about it - that's why high blood pressure is often called the silent killer. There are rarely any ...