Believe me when I say this YOU CAN BUILD YOUR MUSCLES WITHOUT TAKING STEROIDS.
The only shortcut for muscle definition is EXERCISE. High Intensity workout with number of repetitions will get you results.
Before you start let me give you a clear understanding of muscle definition.
Have you always been Skinny? Have you tried everything right from Diets to expensive supplements and the only result which you have got on your body is pimples, rashes, anxiety ???
Well, If that is the case then you are at the right place now. I am not gonna make any false or unimaginable promises to you. I am just gonna tell you simple facts about gaining weight, which you need to implement in your routine and you will be amazed to know that you were missing on very small things.