No need to worry.. yes you are welcome anytime to discuss freely and fully

any other problem as diabetes ,HTN etc?

Erectile dysfunction is a psycho sexual disorder, it means there is always a disturbance in triggering the secretion of hormones when person is in physical relation. The reasons of this disturbance may vary person to person, it may be anxiety, phobia of performing well, any obsession, depression and lastly pathological reasons like lack of hormone production, reduced size of testies etc. This problem can be cured easily but there is need to talk with psychiatrist to ruled out the exact reason. Please don't take any sexual stimulant as they are very harmful at young age.