Trouble getting an erection more than half the time
Trouble keeping an erection long enough for sex more than half the time
Erections that are less firm than before
Reduced sexual desire along with erection problems
Problems that last for several weeks or months
Difficulty getting erections in different situations, including with a partner
No nighttime or morning erections
Anxiety, stress, depression, or relationship issues affecting erections
Diabetes, high blood pressure, heart disease, obesity, or smoking history
Side effects from medications, alcohol, or drug use
Pain, curvature, or other changes in the penis
A doctor can confirm ED if the problem is persistent and affects sexual activity