Henry is a healthy 21-year-old college student who weighs 180 pounds. calculate his protein needs.

It is recommended: 0.8 g for every 1 kg of body weight ( at BMR - Basal Metabolic Rate or with a little exercise ):
1 kg ≈ 2.2 pounds
180 pounds : 2.2 = 81.82 kg
81.82 · 0.8 = 65.5 ≈ 66 g

66 g proteins are his daily needs ( remark: it is more if he is active in sports ). 

Depression is lifelong, though you can get medication to with it. the difference between sadness and depression is that sadness lasts a little bit, depression last a long time and it goes on and off. people usually get depression through experiences they have been through, or genetics.

Why  do you think body composition focuses  on the  ratio  of  fatty tissue  to  other body tissue? why is  body composition not related  to  weight?