For example, the genitals may not enlarge, facial and body hair may be scant, and the voice may not deepen normally. Adolescent boys with too little testosterone may not experience normal masculinization. The pituitary gland then relays signals to the testes to produce testosterone. It is essential to the development of male growth and masculine characteristics. Restoring hormonal balance after overtraining requires a multifaceted approach. The longer you ignore the symptoms, the more complex and prolonged the recovery process becomes. The HPG axis is resilient and can recover once the chronic stressor (excessive training load) is removed and recovery protocols are implemented. But when the body is under constant physical stress like in long-distance running, elite cycling, or daily high-intensity workouts, things change.1 And for men who regularly train at extreme intensity and volume, consistently going beyond that limit may quietly chip away at one of their most important hormones. With a background in molecular biology and clinical expertise as a licensed chiropractor, he understands healing at both the cellular and clinical levels—bringing precision and innovation to every treatment decision. These are signs your body is running on empty. This throws off your hormone balance. Overtraining is a major trigger. But it can also dip when your body is under stress. If you're hitting the gym hard every day—especially with heavy lifting or long cardio sessions, and skipping rest days, your testosterone can take a hit. Still, testosterone is important for energy, muscle tone, and mood. This is why exercise and testosterone are closely linked. Your HPA axis (which controls stress hormones) gets overactive, and your HPG axis (which controls testosterone) slows down. Overtraining Syndrome (OTS) happens when your body can’t keep up with the stress of repeated intense workouts. How pushing too hard in the gym can lower testosterone, hurt your recovery, and stall your performance gains.