An arrhythmia (pronounced as “uh-RITH-me-uh”) is an irregular heartbeat. This means your heart is out of its usual rhythm. About 1.5%-5% of people have arrhythmias. It may feel like your heart skipped ...

Atrial fibrillation, also called AF or AFib, is a quivery, fluttery heartbeat. You might also hear the doctor call it arrhythmia. It means your heart’s normal rhythm is out of whack. Because your ...

Most of the best Fitbit trackers and Google Pixel Watch models feature accurate heart rate monitors. These little sensors provide valuable insight into our ticker’s rhythm when resting or on the go, ...

The wars in Ukraine and the Middle East offer many lessons for better understanding, conducting, and countering irregular warfare. 1 On October 7, 2023, the Hamas attack on Israel combined attacks on ...

Vigorous exercise puts stress on your body and can lead to delayed or missed periods. Rapid weight changes can disrupt your estrogen levels, which causes irregular periods. You may have painful, ...

OBJECTIVES: To investigate the impact of irregular meal frequency on body weight, energy intake, appetite and resting energy expenditure in healthy lean women. DESIGN: Nine healthy lean women aged ...