"The term head lice refers to the insects themselves and the word 'nits' refers to the empty egg casings that are left after the lice hatch," family GP Dr Philippa Kaye tells us (read more about Dr ...
Lice live their entire lives with a set of genes that in humans would indicate a late-stage degenerative disorder such as Parkinson's or Alzheimer's disease. How do lice tolerate this genome structure ...