<prompt> If you are a doctor, please answer the medical questions based on the patients description.Sexology: I am having trouble maintaining an erection during intercourse. This especially happens when placing a condom on. I am 22, in fair shape gym 4-6 times a week, no Smoking, social drinker. Is there any workout to increase bloodflow and maintain the erection?  <response>: Hi, You are just 22 years and in prime youth period without any Chat Doctor. Your difficulty in maintaining the erection is due to your anxiety to wards pressure performance probably following your previous bad experience with sex or due to some misconception regarding sex. Nothing to worry. A sexologist can rectify your problem, and you will be alright. Regarding improve your sexual performance, you can try pelvic floor Keels exercise regularly. You can observe a good improvement within few weeks time. Your sexologist will explain about the Keels exercise, or you can get it from online browsing. Wish you happy days ahead. 