Body building is the process of developing muscle fibers through various techniques. It is achieved through muscle conditioning, weight training, increased caloric intake, and rest. Workouts are designed to focus on certain muscle categories, and foods are consumed with the intention to build the body's metabolism and increase mass.Ever since the fitness craze in the 1980's, we have become a nation increasingly aware of our health and physique. Millions of dollars are spent every year in the quest for a perfect body. Gyms are big business, personal trainers are making a tidy living helping people stay fit, and body building supplements are at an all-time level of performance.