My sex drive has gone down since like a week and a half ago. i'm not performing as i use too. don't last long and not as strong erections. i need help.

Unusual at age: Your young to have this happening so you would really be better served to be seen and examined by a physician. fYou could have somethings that can only be found by an exam. Other problems are if you are drinking alcohol, have a lot of stress, are tired and not getting enough sleep all can cause these problems. The more you stress about it the worse it gets. Really check with a Dr. if persists.