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Sex, drugs and alcohol might seem like an opening line to an '80s rock movie, but what might they be doing to your heart? "Sex can be a very healthy pursuit when enjoyed in a safe manner," said

If you notice that your heart's beating too fast or too slow, you lose consciousness, you feel faint or a little dizzy, or you notice that your heart is just not beating the way it usually does, you

Having heart failure, also known as congestive heart failure or CHF, doesn't mean that your heart has stopped. It simply means that your heart doesn't work as well as it should. Heart failure is a

Your heart is amazing. It's a strong, muscular pump a little larger than your fist that pumps blood continuously through your circulatory system. Each day, the average heart beats about 100,000 times

Chatting before a meeting on Jan. 23, 2018, Marilyn, 78, suddenly thought, "I don't feel well. I feel dizzy." Then she fell back in her chair and onto the floor. The Scottsdale resident was in full