The short answer is yes it can, but it depends...
For men under the age of 40, smoking presents the largest cause of Erectile Dysfunction, so maybe it’s time to think about kicking the habit. Most cases of Erectile Dysfunction are caused by the narrowing of the blood vessels to the penis. This restricts the blood flow to the penis and causing the difficulty of achieve or maintain an erection.
So where does smoking fit into this? Well the nicotine that makes its way into your blood stream causes blood vessels in your to contract, making it more difficult for your blood to flow around your body. This can leave you potentially leave impotent, and can affect you from a much earlier age than is natural.
However it is possible to return to a healthy state, granted you quit smoking at an early enough age before your condition has deteriorated too far. The first steps to take are to investigate the different methods available to quit. Once you have quit smoking, you will have to wait some time for your body to recover from the damage done. If your condition does not improve with time, then please consult your doctor.
If you are concerned with your condition, then click here to read more about Erectile Dysfunction and the available medications that can help to combat it.
Alcohol consumption can lead to Erectile Dysfunction as well, but the cause is much different to smoking. Smoking causes a physical change to your blood vessels which restricts flood flow around the body. Alcohol however can affect you negatively in a mental sense. Alcohol is seen a way to de-stress, but when large amounts of alcohol are consumed, it can lead to depression and decrease sexual desire. This is one of the major causes of Erectile Dysfunction, and the effects of depression on Erectile Dysfunction can intensify with age.
If you feel like alcohol has affected you in this way, then you should take steps to limit the amount of alcoholic drinks that you consume, but most importantly consult your doctor to tackle your depression. Once these steps have been taken, you should find that you will be able to attain and maintain an erection as you previously could.
In the cases of depression causing Erectile Dysfunction, prescription medications are not the best option as a fix for your condition.