Erection in men is quite normal .It usually occurs when sexual hormones are stimulated, and penis become rigid and straight. In this case, the blood vessels are opened and the blood flows into the penis and the pressure inside it becomes as much as possible. Therefore, penis goes into the erection state.

Some disorders make the person lose the ability to erect which cause erectile dysfunction. Erectile dysfunction can occur due to a physical or psychological condition. It can be caused by stress, relationship strain and low self-confidence. Most men have experienced this problem.In the following we are going to review the methods of erection and the factors which can cause erectile dysfunction.

Erection methods

In men it is done in two ways:  Reflexive and psychosomatic (or psychogenic). Reflexive can be done by any type of touch but psychologically is subjective and mental. Depressed people have no desire and arousal, and their orgasm is delayed.

Erectile dysfunction organic causes

• Heart disease and narrow blood vessels
• Diabetes
• High blood pressure
• High cholesterol
• Metabolic syndrome
• Parkinson’s disease
• Multiple Sclerosis

Erectile dysfunction other causes         

Alcohol consumption:

Alcohol weakens the immune system and causes erectile dysfunction in men.

Depression:

One of the causes of erectile dysfunction is depression. Men should have normal nervous system to have an erection.

Use of some medicines:

At home, there are all kinds of herbal or chemical drugs that can be used for various illnesses like colds and… under the supervision of the doctor or self-treatment. Some of these drugs disrupt the function of this organ in men. It can be a good way to treat this disorder by referring to your doctor. Taking cocaine, marijuana and amphetamine are also harmful.

Anger:

It raises the blood flow to the person’s face and reduces blood in the genitals, and if it is against its sexual partner, it is difficult to calm down and in most cases erection is impossible.

Anxiety:

Every man, if he has anxiety in his sex, will surely fail. Anxiety affects all kinds of erectile dysfunction and inability to have sex, and if this disability affects the emotional relationship with your spouse, becomes even worse.

Stress:

Stress releases substances called catecholamines which cause erectile dysfunction. Nowadays stress affects human life and can be passed on to you and your relatives. Stresses differ in various levels of life of and the way of dealing with each one is different too, such as debt, bills, illness, death of beloved ones, etc. By changing lifestyle and reducing stress, you can help a better sexual performance.

Obesity:

Obesity with complications such as low self-esteem, diabetes, low male hormones and… leads to poor circulation to the genital area and creates some problems. Exercise and weight loss can reduce this disorder.

Erection and its treatments

• Drug therapy
  Men can take a group of drugs called PDE-5. Most of these pills are taken 30 to 60 minutes before sex.

• Vacuum devices
  Vacuum devices are a mechanical way of producing an erection. Therefore, penis is made rigid by the use of a vacuum pump to draws up blood.

• Surgery
• Nutritional supplements

Summary :

Erection is a natural and normal thing in men that causes procreation and sexual intercourse. Disruptions in its function cause the loss of one’s ability to intercourse with his partner. Erectile dysfunction (ED) is the incapability to become or keep an erection stable enough to have sexual intercourse.