This is known as hormone replacement therapy (HRT) or testosterone replacement therapy (TRT), which maintains serum testosterone levels in the normal range. Some of these effects may decline as testosterone levels might decrease in the later decades of adult life. In humans and most other vertebrates, testosterone is secreted primarily by the testicles of males and, to a lesser extent, the ovaries of females. Kegel exercises strengthen the muscles that keep blood in the penis while it is erect. Elevated cortisol levels can affect testosterone levels and increase your risk of ED. Low testosterone levels can lead to a decreased sex drive and sexual dysfunction. The effect of exercise is related to when it occurs in the menstrual cycle. Testosterone levels fluctuate during the day, normally higher in the morning and lower at night. Testosterone is also produced by extraglandular synthesis in fat and skin cells, where other androgens, such as DHEA, are converted into testosterone. Testosterone levels in high school-aged subjects did not exhibit significant changes following the same workout regimen as that of college-aged subjects (Fahey et al., 1976). The primary site of testosterone production is the testicular interstitial cells, located solely in the testis. Serum testing, the conventional gold standard (Fink, Bentzen & Horie, 2025), possesses a robust capacity to eliminate interference from other steroid hormones (Viette et al., 2011). This discrepancy may arise from the interplay of exercise intervention factors, participant characteristics, and methodological variations. It is notable that the magnitude of the hormonal response was influenced by the exercise regimen. Signals for gonadal testosterone synthesis and secretion originate in the hypothalamus, where specialized neurons synthesize and release gonadotropin-releasing hormone (GnRH). Gender disparities markedly influence the kinetic profile of testosterone caused by exercise stress. This change demonstrates a consistent pattern of elevation during both moderate-intensity and high-intensity exercise. When exercise intensity surpasses physiological thresholds, it induces an imbalance in endocrine homeostasis. Raastad, Bjøro & Hallén (2000) exhibited a more pronounced acute response in testosterone during a high-intensity regimen relative to a moderate-intensity regimen. Microdamage in muscle fibers caused by external loads activates protein synthesis pathways (Grgic et al., 2020) and directly promotes testosterone release while enhancing myocyte sensitivity to anabolic signals (Griggs et al., 1986). In specific clinical scenarios—such as menopause or surgical removal of the ovaries (oophorectomy)—endogenous testosterone production may decrease significantly. Women naturally secrete higher total amounts of androgens compared to estrogens, with testosterone being a key androgen and dihydrotestosterone (DHT) forming through peripheral metabolism51. As far as the average of weight of study participants was concerned, the average was 57.95 kg. This indicates that study participants were diverse in their education and occupation. Some research suggests HIIT may temporarily increase testosterone in men. However, the hormonal response varies between individuals and tends to be smaller in women. In women, testosterone is produced in the ovaries, but in smaller amounts. The adrenal glands also make some testosterone. However, this oversimplifies the complex role testosterone plays in the body. Don’t be concerned, this is actually a good thing in terms of muscle growth and I’ll explain why. The use of testosterone and all anabolic steroids is banned in sports, and taking them to boost performance is illegal. have been undertaken on the relationship between more general aggressive behavior, and feelings, and testosterone. Testosterone levels play a major role in risk-taking during financial decisions. Paternal care increases offspring survival due to increased access to higher quality food and reduced physical and immunological threats.|This increases the reproductive fitness of the parents because their offspring are more likely to survive and reproduce. Men who produce more testosterone are more likely to engage in extramarital sex. Men who produce less testosterone are more likely to be in a relationship or married, and men who produce more testosterone are more likely to divorce.|Moderate cardio, like jogging, cycling, or swimming, does not appear to significantly increase testosterone levels. In many cases, the increase in testosterone in women is temporary but still supports muscle adaptation. For example, research has found that men who performed resistance training several times per week experienced increases in testosterone immediately after workouts and improvements over time. Over time, consistent resistance training also supports muscle growth and strength gains. Maintaining balanced testosterone levels may also help lower the risk of certain health conditions, such as obesity, type 2 diabetes, and cardiovascular disease. Some forms of exercise can temporarily boost testosterone, which helps support muscle repair, strength gains, and overall fitness. However, working out alone won’t cause a long-term increase in testosterone levels, El-Zawahry says.|Although females have lower testosterone levels than males, testosterone plays a crucial role in maintaining bone metabolism, cognition, and sexual function. The key outcome of the study is that total testosterone levels transiently increase immediately after exercise but decline below baseline within 24 h during recovery. This study investigated the effects of an integrated exercise approach on total testosterone fluctuations across different phases of the menstrual cycle in eumenorrheic females. Although existing research has provided valuable insights into exercise’s acute and chronic effects on testosterone levels in women, a comprehensive understanding of how integrated exercise regimens impact hormonal dynamics throughout the menstrual cycle remains elusive. Overall, the burgeoning body of evidence highlights exercise as a potent modulator of testosterone levels in both men and women, underscoring the importance of physical activity in shaping hormonal balance and promoting overall health18. Similarly, exercise has been demonstrated to influence testosterone levels in females, albeit to a lesser extent than in males.|This dual benefit—faster physical recovery and potential testosterone optimization—makes red light booths a fixture in the locker rooms of NFL, NBA, and UFC athletes. Additionally, red light therapy reduces muscle inflammation, enhances blood circulation, and accelerates tissue repair. This is especially relevant for athletes looking to improve recovery without relying on synthetic hormone treatments. Understanding these myths is essential to appreciating how deep the relationship between testosterone and recovery runs.|Maintaining peak performance in sports isn’t just about training hard; it’s also about managing what’s happening internally. The goal is not just to detect illegal doping, but to assess recovery markers. This natural hormone plays a pivotal role in how quickly and effectively athletes bounce back after intense physical exertion. In elite sports, training, nutrition, and strategy get most of the spotlight. Seek the advice of your physician for questions you may have regarding your health or a medical condition. And remember, if you’re concerned about your T levels, it’s always a good idea to check in with your doctor.|Wearable devices like the WHOOP Strap and Oura Ring are now essential tools in tracking sleep, heart rate variability (HRV), and recovery cycles. Red light therapy, also known as photobiomodulation, is one of the most promising innovations in the recovery space. Instead, a new generation of performance tools is helping optimize internal systems, especially hormone regulation. Elite athletes are no longer relying solely on rest and nutrition to support their recovery. Zinc, magnesium, and vitamin D are critical nutrients for testosterone production. Elite athletes often target 8–10 hours of high-quality sleep to support hormonal output. Testosterone has anti-inflammatory properties that help reduce muscle soreness and joint pain.} These results are consistent with previous studies56, which reported that testosterone levels peak in the early recovery period following exhaustive endurance exercise but significantly decrease after 24 h. The findings indicate that total testosterone levels transiently increase immediately after exercise but decline below baseline within 24 h during recovery. Due to the known connection of testosterone with muscle hypertrophy resulting from exercise, numerous studies, such as those by Tsampoukos et al.19 and McNulty et al.20, have focused on investigating how testosterone responds to resistance and strength-based workouts. Mechanistic studies indicate that both resistance training and aerobic exercise may mitigate hypogonadal tendencies via exercise-induced biochemical changes (Kumagai et al., 2018; Räntilä, Ahtiainen & Häkkinen, 2023). (4) Blood tests exhibit greater sensitivity than saliva tests, although the latter is more reactive to high-intensity exercise; (5) The response is more pronounced in younger males compared to older adults, with negligible response observed in adolescents. (2) Moderate to high-intensity exercise stimulates the hypothalamic-pituitary-gonadal axis (HPG), leading to a transient rise in testosterone, but extended high-intensity exercise causes testosterone suppression during recovery due to cortisol antagonism for up to 72 h. A total of 15 randomized controlled trials assessing the effect of acute exercise on testosterone levels were included, with a total sample size of 251 participants. Exercise can influence testosterone levels, but the effect depends on the type and intensity of your workouts. In fact, very high volumes of endurance training may lower testosterone levels, particularly in men who train intensely for long periods.