Pioneering Body Type Science since 2003, Fellow One Research's The Four Body Types utilize genetics/DNA relative to vertebrae/posture and muscle/muscle mass development as well as fat and skinny fat (cellulite, thin fat, loose skin, saggy skin, crepey skin, normal weight obesity) to scientifically identify and determine body type. The only scientific body types in existence. Scientific Body Type Quiz, Scientific Weight Loss Program (Basic & Advanced), "Ask Gnosis" Expert Science-Based Diet, Exercise, Lifestyle Support Team.