Good evening Practo User, Maybe
The Condition You are referring to, is called as Erectile dysfunction.
It can happen to any Male of any Age(After Puberty, ofcourse) to some extent.
It can either be occasional/ temporary or could be lasting/ permanent.
Next Steps
In case you drink or smoke, kindly stop that as it could be the initiator of the problem, or otherwise, it may worsen up the situation. Also, maintaining a healthy weight is also recommended.
Health Tips
You may please try to start with Having a healthy diet with healthy lifestyle.
Stay Healthy and Stay Blessed 😊