Hair grows out of pores, small openings in the skin that secrete sweat and sebum (oil). An ingrown hair cyst occurs when dirt or oil blocks off a pore, causing a hair to become trapped. This leads to ...

Medically reviewed by Casey Gallagher, MD Neck acne happens when oil, sweat, dead skin cells, or products clog your ...

Shower gel is a liquid body-cleansing product commonly used during bathing or showering to remove dirt, sweat, excess oil, ...