It starts to decline quite naturally from the age of 30 years. In women, levels in the blood have already decreased by half in their mid 40s! In humans, this phenomenon is more progressive and less important, but can also be disabling and lead to psychological disorders. and erection and erection And yes, it is not enough to have a libido that abounds, still must be able to take action! It has been scientifically recognized that a reduced level contributes to the reduction of fantasies, but also to an alteration of the different phases of sexual intercourse. Obtaining an erection becomes longer and requires more .