Melasma Treatment and Hormones. Melasma is a condition that involves the discoloration of the skin usually on the face. Melasma is a result of too much exposure to sunlight. Melasma patches appear on the nose, lips, upper cheek, upper lip and the forehead. It mostly occurs in women than men. Genetic predisposition and hormonal imbalance plays a major role to determine if one will develop Melasma or not.
std::bind. std::bind is a Standard Function Objects that acts as a Functional Adaptor i.e. it takes a function as input and returns a new function Object as an output with with one or more of the arguments of passed function bound or rearranged.
Sexually transmitted diseases. Introduction. Sexually transmitted diseases (STDs) are infectious diseases that are spread through sexual contact. STDs are among the most common infectious diseases in the world today. There are more than 20 types, affecting more than 13 million men and women in the United States each year.