The medicinal branch of science that deals with the study of skin, hair and nails, their structure, functions and its diseases is called as Dermatology and the person who specializes in that is called as Dermatologist.
Myopia is a disease connected with eyes. Myopia is also called as Nearsightedness.
It is a common vision condition in which you can see objects near to you clearly, but objects farther away are blurry.
It occurs when the shape of your eye causes light rays to bend (refract) incorrectly, focusing images in front of your retina instead of on your retina.