What causes frequent blinking and facial scrunching in kids?

Tics: Tics are usually normal in children. They tend to come and go. If there are multiple different tics that continue for more than 6 months, then talk to your child's doctor. Tourettes is a disorder with multiple tics, motor and vocal, that can get worse with age.

Many possible causes: Frequent blinking and squinting most like represents an imflammatory condition of the eyelid edges called blepharitis. You should see an eye md.