SUNDAY, Jan. 31 (HealthDay News) -- Though basic emotions such as amusement, anger, fear and sadness are not always expressed the same way in every culture, some are universally recognizable, a new study contends.

SUNDAY, Jan. 31 (HealthDay News) -- Get enough sleep -- whatever that means for you -- and you're likely to ace that test, think more creatively, have better long-term memory and preserve important memories.