It is difficult to imagine the rate of prevalence of erectile or sexual dysfunction in men. While the figure is at 40% according to official studies, it could actually be higher since a lot of men prefer to remain non-committal in these issues. Several factors contribute to this state which could be a man’s age and decline in his testosterone or it could be some emotional stress or even depression. However, there are also some lifestyle determinants like smoking, consumption of alcohol and ingestion of recreational drugs which are responsible for this.
Anything which bars blood flow to the penis can mean lack of erections. It has been proved scientifically that blood flow to the penis is necessary for a hard and sustainable erection.
While asleep, the number of erections can reduce substantially, if the man is a smoker. This reduction in nocturnal erections is indicative of a problem and that enough blood is not flowing for a proper erection. This is due to immoderate smoking according to the Lahey Hitchcock Medical Center, Burlington, Massachusetts. It is also seen that short term cessation of smoking, even for a day can improve the number of nightly erections.

Teenagers who are heavy smokers are likely victims of poor quality semen. Over and above the sperm volume and mobility gets affected. This could seriously jeopardize their chances of fatherhood and may even increase the risk of having children with genetic disorders due to damaged DNA received from either parent.
Men who drink regularly and heavily are more likely to get affected with sexual problems than men who drink not that often and this is according to studies done on this topic. Not only does alcohol inhibit performance but it also affects libido which makes erection impossible.
As such a healthy lifestyle could be highly rewarding when it comes to your sexual life. Regular exercise and good eating habits go a long way in keeping your sexual vigor and health strong. Today there are good herbal aphrodisiacs available which boosts your sex energy by increasing blood flow to the penile area and treats erectile dysfunction.