How Do You Know If You Have a Low Sperm Count? Signs & Symptoms
You cannot see or feel a low sperm count — which is exactly why one simple test matters. Written and medically reviewed by Dr Shah Dupesh, MBBS, DCE, FASM — Consultant Andrologist & Sexologist, Chennai. · Last reviewed: 15 July 2026. The honest answer, straight away The signs of a low sperm count are almost always invisible — it usually causes no symptoms you can see or feel. It does not change your sex drive, your erections, how much you ejaculate, or how your semen looks — almost every man with a low count feels completely normal. The only way to truly know is a semen analysis, a simple, low-cost lab test. A handful of clues (trouble conceiving after a year, testicular changes, or low-testosterone signs) can hint that a check is due — but they are hints, not proof. I am Dr Shah Dupesh, a practising andrologist in Chennai, and “how do I know if my sperm count is low?” is one of the questions men ask me most quietly — usually after searching for it late at night. So let me speak to you directly, because the honest answer is reassuring and probably not what you are bracing for: a low sperm count is almost always invisible. You cannot judge it by how sex feels, how firm your erections are, or how your semen looks. This page walks you through the few clues that are genuinely worth noticing, the many things that tell you nothing, what the actual numbers mean, and the one test that gives a clear answer. In a nutshell What every man wondering about his count should know The essentials I give men in my clinic — what a low sperm count does and does not feel like, and the calm next step. 1 It is usually silent Most men with a low count have no symptoms at all — normal erections, normal desire, a normal-looking ejaculate. You cannot feel it. 2 Sex and semen fool you How sex feels and how your semen looks say almost nothing about the sperm inside it. A watery or a thick ejaculate can each carry a perfectly normal count. 3 A few clues do matter Trouble conceiving after a year, testicular pain or a lump, very low semen volume, or low sex drive with reduced body hair are worth acting on. 4 Know the real number Below 16 million sperm per millilitre is “low” (WHO 2021). Many popular sites still quote the older 15 million figure. 5 Only a test tells you A semen analysis is the only way to actually know — quick, inexpensive, and usually repeated once to be sure. 6 Often improvable A low count is frequently not permanent. Lifestyle changes over a 2–3 month sperm cycle, and treating the cause, often lift the numbers. Can you feel or tell if your sperm count is low? (Almost never) This is the single most important thing to take away, because it saves a lot of needless worry: a low sperm count has no reliable outward signs. Your fertility lives in the microscopic number and quality of sperm cells, and you simply cannot see, feel or sense that from the outside. In my clinic I regularly meet men with a strong physique, a healthy libido and firm erections whose semen analysis shows a very low count — and quieter men, worried sick, whose counts are perfect. How you look and how you perform in bed do not track your sperm count. This is not just my clinical impression. It is exactly why the major guidelines — the AUA/ASRM male-infertility guideline, and clinics like Mayo and Cleveland — build the entire male work-up around the semen analysis: a man can have completely normal sexual function and still have an abnormal count, and the only way to assess sperm is to test them (Schlegel et al., AUA/ASRM, 2021). So if you have been quietly studying yourself for “symptoms,” you are looking in the wrong place — finding no “symptoms” proves nothing either way. First, what actually counts as a “low” sperm count? Before we talk signs, it helps to know the number, because “low” has a precise meaning. The World Health Organization’s 6th-edition manual (2021) sets the lower reference limit for sperm concentration at 16 million sperm per millilitre. Below that is called oligozoospermia — a low sperm count. You will still see many popular health pages quoting 15 million; that is the older 2010 figure, now superseded. These numbers are not a pass/fail line for having a baby — they are the 5th-percentile values measured in recently-fertile men — but they are the yardstick every lab uses. The WHO 2021 lower reference limits — the yardstick your semen-analysis report is read against. WHO semen reference limits — the current (2021) numbers vs the older ones you may still see What the lab measures WHO 2021 (6th ed.) lower limit Older 2010 figure Sperm concentration 16 million / mL 15 million / mL Total sperm per ejaculate 39 million 39 million Total motility (moving sperm) 42% 40% Progressive motility 30% 32% Vitality (live sperm) 54% 58% Normal shape (morphology) 4% 4% Semen volume 1.4 mL 1.5 mL A few related terms are worth knowing, because a report can read as more than just “low”: severe oligozoospermia means fewer than 5 million/mL; cryptozoospermia means almost none — sperm are found only after the lab spins the sample down; and azoospermia means no sperm at all in the ejaculate. If your report throws up any of these, our plain-English guide to reading a semen analysis explains exactly what each number means, and azoospermia has its own, often treatable, causes. Low count, low motility, or low morphology? They are not the same thing Here is a distinction that trips up almost everyone who reads their own report. “Sperm count” is only one of three things a semen analysis measures, and the three can fail independently: Count (concentration) — how many sperm
Male fertility: What’s the Big Deal?
Men’s Health Blogs Male fertility: What’s the Big Deal? Male fertility issues are rampantly rising around the globe. The WHO recently declared infertility as a public health problem. Hello and welcome! This is Dr. Shah, consultant Andrologist at Dr. Shahs Clinic for Male Infertility & Sexual Health and in today’s post, I am gonna share with you 15 points on infertility in men… first of all, I want you to quickly read the content in the image below… Infertility in men is not an easy issue to tackle. Men diagnosed with male fertility issues frequently breakdown emotionally and feel sense of worthlessness and/or failure.. Thus from a medical viewpoint it becomes imperative that these issues are handled delicately and the medical practitioner should empathize with the patient. Now keeping this in mind, lets look at a few common questions that I keep getting asked in my clinic time and again. MALE FERTILITY FAQ’s A. What are the causes of infertility in men? Surprisingly, a large number of diseases can consequently lead to Infertility in men. A few of them are as follows 1. A problem affecting brain structures like the pituitary or hypothalamus 2. Genetic problems like Klinefelter’s syndrome/chromosomal anomalies 3. Y-chromosome Micro-deletion 4. Idiopathic infertility (cause is unknown). In 30% of men we really do not know, why infertility occurs! 5. Trauma to the Testis can also damage and affect the sperm output 6. An infection that affects the testis and its ducts that transport sperm. This can block sperm transport 7. Testicular tumors can effectively destroy the testis and hence sperm production 8. A testis that has not descended into the scrotum 9. Chemotherapy/radiation for other cancers 10. The use of Certain drugs 11. Sexual problems like erectile dysfunction/pain during sex/no ejaculation 12. Other severe systemic diseases B. Are their any Male infertility Symptoms? Unfortunately, most of the time their are absolutely no symptoms of infertility in men… First of all, male fertility problems are usually the suspect only when no pregnancy has happened spontaneously for the female partner even after one year of regular unprotected sexual intercourse…. ….but, some male fertility issues could be a suspect when a man sometimes has difficulty in achieving and/or maintaining erections. Since if a man has a difficulty in performing sexual intercourse, this is suggestive of a male hormonal deficiency, …although one must rule out other associated psychological causes of the sexual problem. Hence, it would be wise to get a thorough physical examination and also get a hormonal evaluation with a medical professional at the earliest. A semen analysis is a must and is also probably the first line investigation for male fertility assessment. C. Are their physical symptoms of low sperm count or are their any signs of low sperm count? This is probably the most commonest question I get!. Unfortunately their are absolutely no physical symptoms a man would feel if he has a low sperm count. Men usually have a normal sexual life and are also most of the time completely unaware that they producing semen with low sperm counts. Most men are caught by surprise only on the day when a male fertility assessment is done. Interestingly, many men who presented to our clinic in the last couple of years have been diagnosed with AZOOSPERMIA (which means no sperm in the ejaculate). Some men with male infertility will also have extremely low sperm motility and a combination of very low sperm count These men while sadly infertile, seem to have a normal sexual life…. at-least till the time they were diagnosed with this dreaded condition!. A diagnosis of male infertility in itself sometimes can severely affect a mans sexual life Dr. Shah Dupesh Consultant Andrologist & Sexologist Ready to improve your Reproductive Health? Discuss your concerns in a private setting and get personalized guidance tailored to your needs. Book a Call Book a Call D. Is their a Male fertility test or a Male infertility test? Male fertility is best assessed with a simple semen analysis that can be done at any well certified laboratory that have trained personnel for performing the test. The semen sample is usually collected by masturbation into a sterile on toxic wide-mouthed container provided by the laboratory using a DRY HAND. The collection is preferably done in a private room within the laboratory premises. Exercise caution and stay away from ill-equipped laboratories that are not designed to do Semen Analysis!. Since over 70% of the time you could an erroneous report. A misdiagnosis is very common in this specialty. As semen analysis is a complex test that requires some degree of training and orientation. Sadly their is an absolute paucity of trained places in our country where you could get an accurate report. Feel free to drop me an mail and I will be happy to help you through. E. Male fertility test cost?. Is it expensive?. Are their other male fertility tests? A simple semen analysis can range from anywhere between Rs 200/- to Rs 1200/-. The cost usually widely varies from place to place. Other tests for male fertility assessment are listed below. HINT: Never go for an automated semen analysis estimation A. A Hormonal Workup is done usually as routinely for patients, but preferably if patients are suspected to have a hormonal deficiency B. Ultrasound scan of the testis may be able to give an accurate estimation of testis size. Interestingly, a certain degree of correlation is seen between testis size and sperm output C. Karyotyping as a test is recommended only in select groups of patients were a genetic problem is suspect, in addition to Y-chromosome micro-deletion mentioned below D. Y-chromosome micro-deletion assessment, in addition, is preferably done for all patients who present with a sperm count of of less than 5 million/ml. The normal sperm count for male fertility as per the WHO is 15 million/ml of semen E. Finally, patients can undergo a semen culture if and when the doctor suspects a urinary tract infection or if the semen shows many round cells.