This all made sense to me for two reasons: One, I had very short hair ... Head lice begin life as very small (about 0.5-millimeter-in-diameter) eggs called nits, which range in color from white to ...

Schoolchildren are commonly affected by head lice, which attach to hair and feed on human blood ... in the fall and again in January." Patricia Brown, M.D., dermatologist, U.S. Food and Drug ...

Head lice affect more than 100 million people worldwide annually. Permethrin (1% formulation) is efficacious but resistance is emerging. Malathion (0.5% formulation) is an alternative, but ...