chuckystud saidGenerally, if you can't gain weight despite tons of calories, there's usually a medical condition underneath.
Generalizations are worthless, Hopefully this information will help you understand your body and help you achieve whatever goals you desire. Because being thin does not mean you are sick.
There are different somatotypes commonly used to classify the human body: endomorphs, mesomorphs, and ectomorph. Most people exhibit characteristics of more than one somatotype. Mesomorphs
- considering genetically gifted, tend to have low body fat and impressive muscular development even prior to to training. Thick wide bone structures which are more conducive to building muscle.Endomorphs
- Could be considered to be the least desirable, can exhibit impressive levels of size and strength through training, tend to have a difficult time shedding body fat and gain weight rather easily.Ectomorphs
- typically a person who exhibits low levels of strength and size prior to training. Usually tall and thin, with relatively low levels of body fat and smaller narrow bones. This body type tends to excel in endurance sports, because the tend to have more slow twitch muscles. Accompanied by fast metabolisms, these factors tend to make it difficult to gain weight with conventional weight gain diets or "See Food Diets"
There have also been studies showing a positive correlation between fast metabolism and increase food intake. Simply put, For these individuals eating more made their metabolism accelerate, burning any excess calories and preventing their bodies from storing it.
In short avoid letting anyone criticize you because of who you are. If your desire to alter your physical appearance, do what makes you happy but do not do it because you do not want to be called skinny or any other negatively connotative word. I am not an expert nor do I claim to be one, I'm merely a nursing student and have taken some nutrition courses, feel free to do your own research and come to your own conclusions.