Unraveling the complexity of the impact of physical exercise on male reproductive functions: a review of both sides of a coin - Adelowo, Olayinka Emmanuel; Akindele, Blessing Monica; Adegbola, Cecilia Adedeji; Oyedokun, Precious Adeoye; Akhigbe, Tunmise Maryanne; Akhigbe, Roland Eghoghosoa (Frontiers in Physiology, 2024)