The causes of low testosterone

Testosterone plays a big role in the man's life. This is actually a thing that turns a person into a man. It gives facial hair, deep voice, erection, production of sperm and etc. When the level of testosterone is low man has problems with sexual drive.

Why does that happen? It is necessary to determine the causes to be able to manage the condition or to prevent low testosterone.

Let us look what is low testosterone. Ordinary blood test can determine the level of testosterone in your body. A healthy range of testosterone for an adult man is 270-1070 nanograms per deciliter, but when it falls below 300 ng/dL it says about the low testosterone.

One should take into account fluctuation of testosterone level during the day. Testosterone is higher in the morning. It is advised to check it in the morning.

Testosterone is produced in the testes for the most part but pituitary gland, hypothalamus are also involved in its production.

What exactly stands behind low testosterone?


This is normal for all men to experience decrease of testosterone after 40. Then it gradually goes down 1% every year. When man reaches 70, testosterone falls by 30%. In spite of it many men still have enough level of testosterone, which is above the threshold for low T diagnosis.


Testosterone converts into estrogen, which is also required by men for good bone density. But the problem is that it happens in fat cells mostly. Those who have many fat cells will get more estrogen than other people and this will decrease the level of testosterone correspondingly.

Injuries of testicles

Injuries in the genital area when testicles are damaged can also cause low T. In case the testes are injured then physical injury prevents the process of testosterone production.


Chemotherapy that is also called a radiation therapy destroys or damages the cells in the testes. This damage can be temporary but it can also bring to irreversible changes.


Testosterone is not produced properly when person takes opiates killing pain or some hormones that affect the hormonal balance in a person.

Anabolic steroids

Anabolic steroids are taken by some people to enhance the performance. Sportsmen should understand the risk. Steroids make the testicles shrink therefore it deteriorates the production of testosterone. It is also no legal to apply anabolic steroids in this way.


There is a list of diseases that damage pituitary gland or hypothalamus and cause inflammation such as AIDS, tuberculosis, sarcoidosis and etc. The process of testosterone production is destroyed.


There are some diseases that are able to decrease the level of testosterone in the organism of the person. For example, mumps, syphilis, meningitis, and so on.

Head trauma

Physical injury of pituitary gland and hypothalamus can affect male health badly because testosterone can't be produced.


Tumors of pituitary gland and hypothalamus are in the way of testosterone production.


Hemochromatosis is the condition when excessive amount of iron is found in the blood. It can bring to problems with testes, pituitary gland and, consequently, affect testosterone production.

How to avoid the problem and sustain a normal level of testosterone?

First of all, every man should keep a healthy lifestyle. Protect yourself against physical damages. Testicles can be injured when you play active kinds of sports. Do exercises to keep physically fit. Resistance exercises, strength training exercises should be a part of your regular training. Healthy nutrition also matters. The diet should be rich in fiber. Eat vegetables and fruits. Take less fat and stick to safe sex. Refuse from drugs and alcohol drinks.

If you follow these steps then you will be able to prevent some causes of low T. You will solve the problem of obesity, decrease the risk of cancer and AIDS. Enhancement of general health will be useful for your body. These recommendations will help you to derive additional benefits from the situation.

Many patients worry about low testosterone and ask about the hormone replacement therapy or HRT. Is it worth regarding?

Much depends upon the circumstances and particular situation. The patient should discuss the problem with a doctor. Hormone replacement therapy has advantages and disadvantages. The specialists do not have full information about the way hormone replacement therapy works. There are additional factors that can influence health of man and testosterone in particular.