For men without sperm, the risk of familial joint cancer is 156%, and the risk of soft tissue sarcoma is 56%. Entered 2024.02.23 17:00 Entered 2024.02.23 17:00 Modified 2024.02.23 17:04 Views 38 Family members of men without sperm in semen have a 156% chance of developing bone and joint cancer, a 56% chance of developing … Continue reading Study Finds Increased Cancer Risk in Family Members of Men Without Sperm