What to do for What I need to know about Erectile Dysfunction ?
- Erectile dysfunction (ED) is when you cannot get or keep an erection firm enough to have sex. You may have ED if you      - can get an erection sometimes, though not every time    - can get an erection, yet it does not last long enough for sex    - are unable to get an erection at all    - An erection occurs when blood flow into the penis increases, making the penis larger and firmer. Hormones, blood vessels, nerves, and muscles all work together to cause an erection.  - ED often has more than one cause. Many diseases can damage nerves, arteries, and muscles.  - To find the cause of your ED, your doctor may      - take your medical and sexual history    - ask you questions about your mental health    - give you a physical exam    - test your blood    - give you a nighttime erection test    - perform an injection test    - perform a Doppler penile ultrasound    - Your doctor can offer you a number of treatments for ED. For many men, the answer is as simple as taking a pill. Other men have to try two or three options before they find a treatment that works for them.  - You can prevent many of the causes of ED by making healthy lifestyle choices. Following a healthy diet may help prevent ED. Quitting smoking and getting physical activity are also important ways to prevent ED.