How boxing affects testosterone 1. High intensity, competitive stress = T boost Boxing is explosive, aggressive, and competitive. Short, intense efforts (pads, sparring, bag work) stimulate the nervous system and can acutely raise Mark Zeigler: Boxing's gender gray area steps into the ring at Paris Olympics San Diego Union Tribune The 8 Best Evidence Backed Ways To Increase Testosterone Naturally Ascent Chiropractic Optimising Testosterone Levels: Lifestyle, Diet, & Exercise World Fitness How boxing affects testosterone 1. High intensity, competitive stress = T boost Boxing is explosive, aggressive, and competitive. Short, intense efforts (pads, sparring, bag work) stimulate the nervous system and can acutely raise How boxing affects testosterone 1. High intensity, competitive stress = T boost Boxing is explosive, aggressive, and competitive. Short, intense efforts (pads, sparring, bag work) stimulate the nervous system and can acutely raise