January 2019 in “Obstetrics & Gynecology International Journal” Hormonal changes and conditions like polycystic ovarian syndrome are major causes of adult acne in women, with varying prevalence among different ethnicities.
October 2016 in “Journal of the Dermatology Nurses’ Association” Polycystic Ovary Syndrome (PCOS) affects 6%-15% of women of reproductive age, causing symptoms like acne and hair loss, and increasing the risk of type 2 diabetes and heart disease; it's managed through diet, exercise, and medications like Metformin and hormonal contraceptives.
January 2019 in “International Journal of Case Reports and Images” Combining microneedling with light therapy increased hair density by 26% in men.