Most people worry about being obese and think about losing weight but on the other side the same struggle is faced by people who are underweight and want to put some weight but they are often misguided by saying that they are better at handling day-to-day life.  If a person is consuming a lot of food but still not able to gain weight, one needs to understand the reason behind it instead of worrying. Firstly, observe or ask if they were always skinny or if weight loss has started instantly. If found to be instant weight loss, then there is…