HEALTH NEWS   ·         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