Results: The overall adjusted prevalence of self-reported acne was 57.8% (95% confidence interval 56.9% to 58.7%). The rates per country ranged from 42.2% in Poland to 73.5% in the Czech and Slovak Republics. The prevalence of acne was highest at age 15-17 years and decreased with age.
What nationality has the most acne?
Acne is common in North American whites. African Americans have a higher prevalence of pomade acne, likely stemming from the use of hair pomades. Ethnicities with darker skin are also more prone to postinflammatory hyperpigmentation.
Who has the most acne in the world?
Acne is estimated to affect 9.4% of the global population, making it the eighth most prevalent disease worldwide. Epidemiological studies have demonstrated that acne is most common in postpubescent teens, with boys most frequently affected, particularly with more severe forms of the disease.
Is acne more common in certain countries?
Acne vulgaris is primarily a disease of wealthy countries and exhibits higher prevalence rates in developed as compared with developing countries, according to a recent investigation.
Where is acne most common?
Acne typically appears on your face, forehead, chest, upper back and shoulders because these areas of skin have the most oil (sebaceous) glands.
Which race is more prone to acne?
Results: Clinical acne was more prevalent in African American and Hispanic women (37%, 32% respectively) than in Continental Indian, Caucasian and Asian (23%, 24%, 30% respectively) women.
Do acne scars go away?
Acne scars do not go away entirely on their own. Depressed acne scars often become more noticeable with age as skin loses collagen. However, there are a variety of treatments that can make acne scars less noticeable. Post-inflammatory hyperpigmentation or redness may lighten on its own within several months.
Will acne go away?
Most often, acne will go away on its own at the end of puberty, but some people still struggle with acne in adulthood. Almost all acne can be successfully treated, however. It’s a matter of finding the right treatment for you.
How was acne discovered?
In 1931, Bruno Bloch was the first to point out, after exam- ining some 4000 girls and boys in Zurich, Switzerland, that acne, particularly in the form of comedones, was so frequent in young persons that it could be regarded as a physiological manifestation of puberty.
Do only humans get acne?
Only humans get acne. Except for minor forms of acne in dogs and cats, acne does not occur spontaneously in other animals. Acne is the most common skin disease and yet there is no clear understanding as to exactly why humans get acne.
What age acne stops?
Acne is most common in girls from the ages of 14 to 17, and in boys from the ages of 16 to 19. Most people have acne on and off for several years before their symptoms start to improve as they get older. Acne often disappears when a person is in their mid-20s. In some cases, acne can continue into adult life.
Does every teenager get acne?
Almost all teens get acne. It happens when an oily substance called sebum clogs pores. Pimples usually pop up on the face, neck, back, chest, and shoulders. Acne isn’t a serious health risk, though severe acne can cause permanent scars.
What are the 4 types of acne?
The last 4 types—papules, pustules, nodules, and cysts—are types of inflammatory acne that can be harder to treat.