·         Luteolin, an antioxidant in vegetables, may contribute to the prevention of hair graying

·         Early pregnancy vitamin D deficiency increases risk of preterm birth

·         Scientists find more microplastics in human brains than in kidneys and livers—and levels are rising

·         Generally, things really do seem better in the morning, large study suggests

·         Study reveals copper may raise fibromyalgia risk, iron could offer relief

·         Faith may help reduce psychological distress during times of crisis