Genefactor you have in your body the easier it will get to build lean muscles strength and athletic performance your testosterone levels decreases when you get older there is also another reason why you want to increase your testosterone levels you see the older you get the more they will decrease the first year or so you will hardly feel any difference but the older you get the more you are going to feel the side effects of low testosterone levels normally the decrease of testosterone levels is something Genefactor happens to men in their thirties but more men under the age of 0 are starting to get lower levels of testosterone as well unfortunately pollution our diet stress and lots of other factors plays a negative role when it comes to our levels of testosterone so as a man you really got to take good care of your testosterone it is what makes you stand out being the man you are results of low levels of testosterone you do not want to end up with low levels of testosterone as long as you can avoid it it is a process .