Which Hormone is responsible for acne-
**Core Concept**
Androgens, particularly testosterone and dihydrotestosterone (DHT), play a crucial role in the development of acne by stimulating the sebaceous glands to produce sebum. This excess sebum can clog pores and lead to acne.
**Why the Correct Answer is Right**
The hormone responsible for acne is testosterone, an androgen that promotes the growth of sebaceous glands and increases sebum production. Testosterone is converted to DHT in the skin, which further stimulates sebaceous glands, leading to acne. The increased sebum production can lead to clogged pores, inflammation, and the characteristic lesions of acne.
**Why Each Wrong Option is Incorrect**
**Option A:** Estrogen is not directly involved in the development of acne. In fact, estrogen can have a protective effect against androgen-induced acne by balancing the effects of testosterone.
**Option B:** Growth hormone is not directly related to the development of acne. While growth hormone can stimulate growth and development, it does not have a significant effect on sebum production or acne development.
**Option C:** Insulin is not directly involved in the development of acne. While insulin resistance can lead to hyperinsulinemia, which can contribute to acne, insulin itself is not the primary hormone responsible for acne development.
**Clinical Pearl / High-Yield Fact**
Acne is a common skin condition that affects millions of people worldwide. It is essential to recognize that acne is not just a cosmetic issue but can also have significant psychological and emotional impact on affected individuals.
**Correct Answer:** D. Testosterone.