It is normal for a person’s menstrual cycle to vary slightly in length, resulting in irregular periods. Other causes of irregular periods include stress, medications, and various health conditions. If ...

Irregular sleep timing may increase the 10-year risk for major adverse cardiac events (MACE) among middle-aged adults.

Sleep timing may be key to heart health, with irregular bedtimes linked to increased risk of heart attacks and stroke.

Atrial fibrillation, or A-fib, is an irregular heart rhythm that increases a person’s risk of stroke, heart failure, and even premature death. While many risk factors contribute to A-fib, one stands ...

Share on Pinterest A new study found an increased risk of cardiovascular events in people with irregular sleep patterns. nong2/Getty Images Sleep regularity (waking up and going to bed at the same ...

Let’s be real, it’s hard not to feel your period coming on. From cramps to weird food craving to mood swings, periods aren’t difficult to predict. But for some women, their menstrual cycle is anything ...

A growing body of evidence suggests that how consistently we sleep may matter just as much as how long we sleep.