Low testosterone: signs and solutions
Many men only become aware of low testosterone when their libido drops, they get out of shape and their usual workouts no longer feel the same. Age plays a role, but there is more to the picture than the year you were born. Sleep, stress, body weight and overall lifestyle often need a closer look too.
The general view is that levels of the male sex hormone begin to decline from age 30, by an average of 1% a year. Several studies also suggest that average testosterone levels have fallen with each successive generation since the beginning of the XX century. Some accounts even suggest that nearly 50% of men may have levels below the optimal range.
Low testosterone and why it matters
Testosterone is a male sex hormone produced mainly by the testicles in men. Its role extends beyond muscle or an athletic appearance. Testosterone is also linked to your bones, prostate, body hair, muscle mass and overall vitality.
In everyday life, low levels often make themselves felt in quite tangible ways. Progress in the gym becomes harder. Recovery takes longer. You gain body fat more easily. Your mood and confidence may fluctuate. Frankly, this is not just a topic for bodybuilders.
- Testosterone plays a role in protein synthesis, helping to increase muscle mass.
- Testosterone improves libido and erectile function.
- Testosterone increases insulin sensitivity, helping to keep body fat under control.
- Testosterone strengthens bones.
- Testosterone enhances cognitive function and improves memory.
- Testosterone increases dominance, helping you achieve and maintain social status.
How to assess testosterone levels
Doctors often consider 8-29 nmol/L to be the normal range for testosterone. That is a very wide range. If a 35-year-old man has a reading of 12 nmol/L, for example, he may still fall within the normal range on paper, but how he feels may tell a different story.
This highlights an important distinction: a laboratory reference range does not always indicate an optimal level. According to the comparison in the original article, 12 nmol/L may effectively correspond to the level of a 100-year-old man. For a 35-year-old man, a result like this may place him in the bottom 5% of his age group.
The optimal testosterone level varies from person to person. The article suggested 22-25 nmol/L as a guide, a range that may better support energy, vitality and mental well-being. This is not a basis for self-diagnosis, but a reason to have a blood test if needed and discuss the result with your doctor.
Quattromed was mentioned as a provider of testing services in Estonia. What matters is that the result is not treated as an isolated number. Ask for it to be put into context: age, symptoms, sleep, body weight, medication, alcohol, stress and training load can all make a substantial difference to its interpretation.
Low testosterone: what to look out for
So what actually happens? The problem usually does not develop overnight. You sleep less, pressure at work builds, training becomes sporadic and your body weight gradually creeps up. Your body does not immediately sound the alarm, but it gives you clues.
If your libido stays low for a long time, your erections are weaker, your strength declines and fat accumulates more easily around your abdomen, it is worth taking the issue seriously. The same applies if your motivation, memory or concentration have become markedly worse than before. These signs do not prove anything on their own, but together they form a pattern.
The stigma surrounding bodybuilding often does men a disservice. Talking about testosterone does not automatically mean wanting to speed up muscle growth artificially. A much more practical question is how to avoid excessively low levels and the accompanying drop in libido, poor body composition and lower bone density.
Practical steps before you panic
The simple truth is that before drawing major conclusions, it is worth getting the basics in order. Get enough sleep, keep your strength training consistent, do not let your body weight creep up unnoticed and make sure your stress levels are not constantly in the red. These steps are no substitute for a doctor, but they give your body a better starting point.
If you still suspect a problem, have a blood test. A single result does not tell the whole story, but it is better than guessing. It helps to assess the reading against both the general 8-29 nmol/L range and your age and how you feel. If needed, also talk to your doctor about measuring free testosterone, SHBG and other related markers.
FAQ: low testosterone
Is low testosterone only a concern for older men?
No. Age affects testosterone levels, especially after age 30, but lifestyle, stress, body weight and sleep can also make the problem worse in younger men.
Does a level of 12 nmol/L always indicate a medical condition?
Not always. 12 nmol/L may fall within the official reference range, but for a 35-year-old man, it may be low compared with his peers. It is also important to consider symptoms.
Is testosterone only about muscle mass?
No. Testosterone is linked to libido, erectile function, bone health, memory, insulin sensitivity, and overall quality of life. Muscle mass is only one part of the picture.
References
1. Effect of testosterone on muscle mass and muscle protein synthesis.
Griggs RC1, Kingston W, Jozefowicz RF, Herr BE, Forbes G, Halliday D. J Appl Physiol (1985). 1989 Jan;66(1):498-503.
2. Relationship between testosterone levels, insulin sensitivity, and mitochondrial function in men.
Pitteloud N1, Mootha VK, Dwyer AA, Hardin M, Lee H, Eriksson KF, Tripathy D, Yialamas M, Groop L, Elahi D, Hayes FJ. Diabetes Care. 2005 Jul; 28(7):1636-42.
3. Effect of testosterone on abdominal adipose tissue in men.
Rebuffé-Scrive M1, Mårin P, Björntorp P. Int J Obes. 1991 Nov;15(11):791-5.
4. The Relationship between Libido and Testosterone Levels in Aging Men.
Thomas G. Travison, John E. Morley, Andre B. Araujo, Amy B. O’Donnell, and John B. McKinlay; The Journal of Clinical Endocrinology & Metabolism Volume 91 Issue 7 | July 1, 2006.
5. Effect of testosterone treatment on bone mineral density in men over 65 years of age.
Snyder PJ1, Peachey H, Hannoush P, Berlin JA, Loh L, Holmes JH, Dlewati A, Staley J, Santanna J, Kapoor SC, Attie MF, Haddad JG Jr, Strom BL. J Clin Endocrinol Metab. 1999 Jun;84(6):1966-72.
6. Testosterone and cognitive function: current clinical evidence of a relationship.
Beauchet O. Eur J Endocrinol. 2006 Dec;155(6):773-81.
7. Testosterone and dominance in men.
Mazur A1, Booth A. Behav Brain Sci. 1998 Jun;21(3):353-63; discussion 363-97.
8. Low Free Testosterone Concentration as a Potentially Treatable Cause of Depressive Symptoms in Older Men.
Osvaldo P. Almeida, MD, PhD, FRANZCP; Bu B. Yeap, MBBS, PhD; Graeme J. Hankey, MBBS, MD; Konrad Jamrozik, MBBS, DPhil; Leon Flicker, MBBS, FRACP, PhD Arch Gen Psychiatry. 2008;65(3):283-289.
9. Power, Testosterone, and Risk-Taking.
Richars Ronay , William von Hippel J. Behav. Dec. Making, 2009
10. Secular Decline in Male Testosterone and Sex Hormone Binding Globulin Serum Levels in Danish Population Surveys.
Anna-Maria Andersson, Tina K. Jensen, Anders Juul, Jørgen H. Petersen, Torben Jørgensen, and Niels E. Skakkebæk; The Journal of Clinical Endocrinology & Metabolism Volume 92 Issue 12 | December 1, 2007
11. A cohort effect on serum testosterone levels in Finnish men.
Perheentupa A, Mäkinen J, Laatikainen T, Vierula M, Skakkebaek NE, Andersson AM, Toppari J. Eur J Endocrinol. 2013 Jan 17;168(2):227-33. doi: 10.1530/EJE-12-0288. Print 2013 Feb.
Author: Testosteroon
Come work out! ArtGym
