Mental healthfromPsychology Today4 days agoScientists Discover Possible Key to Bipolar Mood SwingsUnderstanding mood shifts in bipolar disorder may rely on two internal clocks: a sleep-wake clock and a dopamine-driven clock.
fromIndependent5 months agoWritingJustine O'Mahony: When we are young, we want everyone to like us...Now I couldn't care lessA lack of sleep can significantly affect mood and personality, leading to crankiness and irritability.