Basic Underwater Demolition/SEAL (BUD/S) is a rigorous training program for candidates aspiring to become U.S. Navy SEALs. It focuses on physical fitness, mental toughness, and teamwork, preparing individuals for the demanding challenges of special operations. The program lasts approximately six months and includes various phases, such as basic conditioning, diving, and land warfare training. Candidates undergo intense physical exercises, obstacle courses, and water survival training, all designed to test their limits and build resilience in high-pressure situations.