Obesity is defined as excess adipose tissue. There are several different methods for determining excess adipose (fat) tissue; the most common being the Body Mass Index (BMI) (see below). A fat cell is an endocrine cell and adipose tissue is an endocrine organ.
A beauty salon or beauty parlor (beauty parlour) (or sometimes beauty shop) is an establishment dealing with cosmetic treatments for men and women.
A nail salon or nail bar is a specialty beauty salon establishment that primarily offers nail care services such as manicures, pedicures, and nail enhancements. Often, nail salons also offer skin care services. There are approximately 200,000 nail salons (2010) in the U.S., up 23% from 2007.