Migraine attacks can cause or involve symptoms other than a headache, including mood swings. If rapid shifts in emotion are severe or persistent, they might be a sign of an underlying mood disorder, ...

While it’s normal for the challenges of daily life to cause occasional changes in your mood, sometimes there may be a more serious underlying cause. “It can be hard to tell what normal fluctuations in ...

You snap at your partner over something trivial, find yourself crying during a commercial, or feel an overwhelming sense of anxiety seemingly out of nowhere. While it’s easy to blame yourself for ...

Researchers from McGill University may have discovered the "holy grail" of bipolar disorder research: understanding what causes shifts between manic and depressed states. Sleep-wake rhythms in normal ...

Two of the biggest symptoms in menopause that women experience aren’t just physical; mood swings and anxiety can emerge during the midlife transition, shaped by both external and hormonal factors.

Irregular sleep and lifestyle habits can disrupt the body's circadian rhythm, which encompasses the physical, mental, and behavioral changes experienced by an individual within a 24-hour cycle. These ...