Can't leave your pimples, scabs or mosquito bites alone?

Most of us find it hard to resist scratching a bite, picking a scab or squeezing a spot, but if you can't stop fiddling with your skin, it might be a mental health issue. — dpa

When pimples and blackheads sprout during puberty, it’s hard to keep your fingers away from them.

And many adults scratch scabbed-over wounds until they bleed again or mosquito bites until they weep.