The phrase "enough testosterone" means having a sufficient amount of the hormone testosterone in the body. It is often used to describe characteristics associated with masculinity, such as strength, aggression, and assertiveness. Full definition
It's also possible that your body — even with a solid weight lifting regimen and good diet — simply isn't producing enough testosterone on its own. (tctmed.com)
When your body isn't making enough testosterone on its own, you're going to have an impossible task when it comes to increasing your size, strength and muscle mass. (roids.co)
And, without the proper blood flow, your muscle cells can't get enough testosterone. (zmasstesto.net)