Where to look close to the scalp behind the ears the back of the neck top of the head What to look for One of the first signs is itching and scratching the head. Nits are firmly attached to the hair close to the scalp. Nits are greyish white in colour and are oval in shape. Nits may look like dandruff but they cannot be flicked off. How to check Spend a few minutes every week checking your child's head.
Good lighting is important.
Look for nits by parting hair in small sections going from one side of the head to the other. Check carefully, looking close to the scalp. Check your child's hair for nits immediately, after one week, and then again after two weeks if another child has head lice. Do not treat anyone with a head lice product unless you find lice or nits in their hair. Get a treatment for head lice.