Acne is the name used to describe a group of related skin symptoms that affect mainly the face,chest and upper back.It is caused by blockage and infection of glands in the skin,principally during adolescecence when hormonal activity increases the production of sebum(natural skin oil)which makes the skin more suceptible to this disorder.There are several main types of acne spot.The following are most common.
Pustules: Inflamaid raised spots with white centres.
They are caused by bacterial activity in sebum which has collected in a hair follicle.
They are caused by bacterial activity in sebum which has collected in a hair follicle.
Cysts: Tender,inflamed lumps under the skin that are caused by scar tissue forming around an inflammed area under the skin.Cystic acne spots may leave permanent scars.