Steroids are drugs that are legally and illegally sold. They're mostly used by males. Young males usually use it if they play sports.
One effect is having an increase in body weight. You may also have an increase in muscle strength and enhanced athletic performance. You could have an increase in physical endurance.
If you take an overdose of steroids, you could have a quick weight and muscle gain, and always want to pick fights. You could also get a severe skin rash.
If you try to stop taking steroids, you might have a massive weight loss. You could have depression. You might even have behavioral changes, or you might get the shakes.
One sign of possible misuse is having a want to fight more with other people, and your skin might turn yellow because your liver doesn't work right.
You might get purple or red spots on your body and unexplained dark skin. You could get bad breath and your lower legs or feet could swell.