Jackie Bloor said she first noticed it when she was pregnant with her second child but thought it was a milia—she was wrong.

We have all popped our pimples even though we know how it could hurt us. Popping pimples could lead to marks and small infections, however for the satisfaction of being rid of it, many people do it.

Alisha Monaco, like many of us, has a habit of occasionally picking her skin when she notices a new pimple. Monaco, 32, tells PEOPLE she is prone to cystic acne, often breaking out ahead of big events ...