Some people are prone to thinness

Generally, doctors believe that people are prone to thinness, all health problems could result in even greater weight loss. Painful thinness: causes and are often associated with unhealthy lifestyle or mode of operation. If a person prone to thinness, works at a factory on the night shift, it is very difficult to align the weight as healthy sleep helps produce hormone somatotropin affecting muscle growth.

Accordingly, there is lack of effect on weight gain. Lack of sleep slows the body's fight with cortisol, a stress hormone - an excess of "fever" all of that is bad for the health. Sleep problems always lead to weight loss, even those who tend to be overweight and lean is even and nervous exhaustion. Excessive thinness: meaningful treatment requires an integrated approach.  http://musclebuildingprgrm.blogspot.com/2014/06/start-with-body-weight.html

At first solution to the problem with the regime of the day, including a mandatory 8 -10 hours of healthy sleep (i.e. sleep you need to go to bed until 23.00), while the second - diet. Strengthening supply is only possible with a good appetite - you need to do everything in your power to come appetite! To a great extent contribute to this active outdoor exercise, running and swimming, skiing lesson. Balanced, protein-rich meals, preferably five-time to avoid overeating, but also to avoid starvation. Try to eat quietly, to food properly digested and assimilated - fast-food excluded such products only spoil the intestines, leading to even greater thinness.