Anti-doping rules are changing in 2026. From 1 January 2026, the World Anti-Doping Agency (WADA) Prohibited List will be updated. What athletes need to know: ✅ Some new substances have been added, including ones found in supplements ✅ Clearer rules around blood manipulation methods ✅ New examples of stimulants banned in-competition ✅ Updated guidance on certain medications, including glucocorticoids ✅ Expanded rules around gene and cell doping Knowing the rules helps you avoid mistakes and prote