Diners at a chain restaurant picked healthier choices from the menu when a dining area was brightly lit.
Half of a group of 170 teenagers that used ear buds reported bouts of ringing or buzzing in their ears.
Children that sucked their thumb or bit their nails had fewer allergies as adults, reports a study by the American Academy of Pediatrics.
Studies increasingly link noisy surroundings to stress hormones and cognitive difficulties in children.
Toddlers with diverse gut bacteria proved to be more curious and sociable and less impulsive than toddlers with fewer types of bacteria.
Individuals that worked out to music rather than silence felt less fatigued and exercised more effectively.
In a recent study, two-thirds of breast cancer survivors that used an acupressure routine on themselves slashed their chronic tiredness to normal levels.
Women that worked out regularly during pregnancy had fewer cesarean deliveries and a lower risk of hypertension and diabetes.
Children between 5 and 20 years of age that watched more than 14 hours a week of TV had lower bone mineral content as young adults.
Mistakes by doctors and communication breakdowns in hospitals are now estimated to cause a quarter of a million deaths annually in the United States.