Serexin The first-class of sperms can be elevated thru using natural herbs like withania somnifera and tribulus which can be wellknown for treating all type of Serexin ailments. Sperm length the size of sperm additionally plays a crucial function in determining a mans fertility fee. For improved probabilities of fertilization with the egg at least sperms must be of everyday shape and length. those were the primary and most common causes of male infertility and you may have noticed that leaving apart azoospermia all other conditions may be treated.