it does really depend! have you been doing any heavy exercise like weight training on a particular hand?
But that doesn't really matter as you should be consulting a docter because it may be important for your health.
sometime gain weight is good for body which prevent you from suffering but in some cases gaining weight is hurt like too much pregnancy weight hurt child's heart. smoking and drinking also harmful for body and one of the reason for weight gain.
The most suitable way of gaining weight is to eat more frequently.
In my opinion, one reason could be that we don't eat the right foods, our body respond to the foods that we eat.There can be many reasons why a person does not gain weight. It is wise to first consult with your physician or medical adviser.
Most athletes are in the business of gaining weight. But with weight gaining foods is not about how much you but is more about what you eat. The most popular foods is Whey Protein and dairy products.
No that is impossible. You cannot gain muscle mass without ever gaining weight.
It is the fear of gaining weight
gaining weight
Its the fear of gaining weight
from sweating and gaining muscle weight
no but it keeps you from gaining weight
no your just fat
Yes it can.