T3 Hormone and Its Role in Bodybuilding: What Every Athlete Should Know
T3 Hormone and Its Role in Bodybuilding: What Every Athlete Should Know T3 Hormone and Its Role in Bodybuilding: What Every Athlete Should Know When it comes to fat loss, muscle preservation, and metabolic health, few hormones are as important as T3 , also known as triiodothyronine . Whether you’re prepping for a show, going through a shredding phase, or simply looking to optimize your physique, understanding the role of T3 in bodybuilding is essential. 🔍 What Is T3? T3 (triiodothyronine) is one of the two main thyroid hormones, the other being T4 (thyroxine). While T4 is the storage form, T3 is the active thyroid hormone that directly influences your metabolic rate, fat-burning capacity, and protein turnover . 💪 How T3 Impacts Bodybuilding 1. Increases Metabolism and Fat Loss T3 accelerates the basal metabolic rate (BMR) , meaning your body burns more calories even at rest. For bodybuilders in a cutting phase , higher...