Mike Tyson's intense 1985 training session

In 1985, a 19-year-old Mike Tyson was following an incredibly demanding training routine designed by his mentor, Cus D’Amato. The program was built not only to develop Tyson’s physical conditioning and boxing skills, but also to strengthen the psychological edge that D’Amato believed could separate a champion from everyone else. Tyson’s schedule reportedly involved 50 to 60 hours of training each week, with demanding workouts beginning before sunrise and continuing throughout the day. 4:00 AM: Tyson would wake up for several miles of roadwork, typically running around 3–5 miles before finishing with a long walk. Training at such an early hour was intended to develop discipline and reinforce the mindset that he was working while potential opponents were still asleep. Morning/Midday: His boxing sessions included roughly 10–12 rounds of intense sparring, along with jump-rope exercises, technical drills, and other conditioning work designed to improve his movement, timing, endurance, and punching ability. Afternoon: Tyson would reportedly tackle a massive calisthenics routine featuring thousands of repetitions. The workout was said to include around 2,000 squats, 2,500 sit-ups, 500 push-ups, 500 dips, and 500 shrugs, often divided into multiple sets throughout the session. Evening: His training continued with heavy-bag work, speed-bag exercises, and peek-a-boo defensive drills, reinforcing the aggressive and highly mobile style that became his trademark. Night: Before finishing the day, Tyson would spend additional time on a stationary bike, study fight footage, and work on mental visualization. His exhausting schedule eventually ended with a strict bedtime around 9:30 PM, allowing him to recover before starting the entire routine again the next morning. The program was built around consistency, discipline, conditioning, and repetition, helping shape the young Tyson into one of the most explosive heavyweight prospects of his generation.