Sports ❯ Tennis

Drug Testing

Regulations Anti-Doping Performance Enhancers Performance Enhancing Drugs ITIA Bans Substance Violations Contaminated Substances WADA Athlete Integrity Iga Swiatek Registered Testing Pool Anti-Doping Agency Eligibility International Tennis Integrity Agency Contamination Issues International Registered Testing Pool Banned Substances Player Reactions Doping Program Positive Tests

Serena Williams Reinstated by ITIA, Now Eligible to Compete Again

After six months in the registered testing pool, tournaments still await any commitment from her camp.

Mexican Open Institutes No‑Meat Dining for Players to Curb Doping Risk as Winner’s Prize Drops 4.5% for 2026

ITIA Lists Serena Williams Eligible to Return on Feb. 22

Davenport Puts Serena Williams’ Comeback Odds in the ‘High 90s’ as Eligibility Nears

Serena Williams Declines to Rule Out Tennis Return in ‘Today’ Interview

Serena Williams Reenters Anti-Doping Pool as She Denies Comeback; Venus Casts Doubt

Sabalenka Withdraws From China Open, Opening Door for Swiatek in No. 1 Race