heart rate

WASHINGTON — When you have a busy life packed with work, family and other obligations, it can be challenging to find time to exercise. Even if you carve out the time, you may find yourself so tired and stressed that... Read More

WASHINGTON — Sudden cardiac episodes suffered by people with obstructive sleep apnea — interrupted breathing during sleep — are most likely caused by a sudden spike in blood pressure or heart rate caused by a dramatic reduction of blood oxygen... Read More