This is common among those with long hair, as shampoo and conditioner may run over your neck, shoulders and back during a shower. Hormonal body acne: Hormonal changes can increase the skin’s ...

“This type of acne may also extend along the jawline and neck, typically flaring a week before menstruation,” says Dr. Shirazi. Hormonal acne doesn’t operate in a vacuum either. “It’s ...

Your dermatologist can prescribe effective oral and topical prescription medications as cystic acne treatment.