Answer: Acne is to excessive secretion of oil.
Step-by-step explanation:
Acne is a very common skin problem in which there is an excessive secretion of the sebum due to hormonal problems.
There is an excessive production of sebum which can cause blockage of the duct known as sebaceous gland duct.
This can cause inflammation which tuns into acne lesions. Some of them is quite painful. They can even lead to infection in the upper neck regions, chest and back.