Heart palpitations make you overly aware of your heartbeat, which may feel like it’s racing, pounding, or fluttering. They can be triggered by lifestyle factors like caffeine or strenuous exercise, ...

Oct. 1, 2026 More than half of 16,000 apparently healthy adults had signs of atherosclerosis, with arterial plaques already detectable in about 1 in 13 people ages 18 to 29. Researchers say directly ...