Ice dancers Madison Chock and Evan Bates are competing for a record-breaking seventh U.S. championship title. The pair achieved a season-best score in their rhythm dance at the 2026 U.S. figure ...

Circadian rhythms are 24-hour cycles determining periodicity in various physiological processes, including nervous system activity and hormone production, which influences sleeping and feeding ...

Palpitations are an unusual awareness of the heartbeat that many people find distressing. Syncope, or fainting, can be a warning sign that an arrhythmia is dangerous. Cardiac arrest is when the heart ...