Muscle and fat are two different things, simple if eat and do nothing you gain fat not muscle, if the muscle becomes inactive you will lose muscle. Muscle growth comes when the muscle get stimulated or understress they grow in order to compensate for the stress they are under. but the body needs the proper diet to make the muscle to grow as well. http://cal muscle building tips is a good source.
You can't. Large muscles take dedication and hard work, combined with eating and proper rest. Stick to it though and you can get muscles.
When you eat more fruits and vegetables you lose body fat so you will lose a few pound. It will help you to gain lean muscles and you will have a healthier body.
what muscles of a weight lifter/marathon/runner/compared
Flexibility
Flexibility
By exercising your body and by eating proteins.
When you do your work out , you do not gain weight , your body uses it to build muscles.
Yes you can! stress releases a hormone called serotonin into your body that causes weight gain.
Because when you stop eating your body goes into starvation mode and then it starts to save the fat that you have to survive and then you gain weight
No. Body fat without any calorie surplus is not possible.
No exercise causes your muscles to weaken and can cause weight gain and tiredness
Lifting weights will make your muscles contrast and burn fat from your body while strengthening the muscles at the same time. It will help you gain muscle.