Can Diet and Weight Loss Boost Male Fertility? Women often take the blame for troubles conceiving. But research suggests that male fertility issues are the primary cause up to 50% of the time. Male fertility is affected by low sperm count, sperm abnormalities and low testosterone levels. But many lifestyle factors may also play a key role. Research shows that men don't take their reproductive health as seriously as
women do. Dr. Natan Bar-Chama, via CNN Lauren Manaker, author, 'Fueling Male Fertility' Male obesity is one of the leading factors for fertility troubles. A diet high in antioxidants and omega-3s has been shown to improve male fertility.