External appearance and personality is considered very important by everyone in modern days. It is very important to maintain good personality and stay in fit in order to gain respect among others nowadays as lot of people judge others based on way of dressing and personality. People focus a lot on maintaining body structure and weight. During earlier days, women were alone giving important for appearance but currently men are also concerned about their personality and body structure. Hence, there are lots of products focused towards body fitness and maintaining good appearance. Many eating routines and crash diets have got introduced by doctors and fitness experts, but no person how such crash diets could damage their body.