As soon as you get Serexin to the age of 40, the effects of your declining testosterone will become more fundamental and you will truly feel it. The changes you will see in your body as your testosterone begins to decline are excessive fat gain round the waist, hair loss, too much sweating, change in mood, lean muscle mass and reduction in bone mass etc. Nevertheless, the most important effects of its decrease can be found in your stamina Serexin which usually results to impotency, which is erectile dysfunction. ..