Andrew Huberman· PhD
I am really on a push now to rename what people call trt testosterone replacement therapy because indeed some people have low testosterone and need it replaced the r and trt but I think what you're referring to if I'm not mistaken is that there are probably Millions yeah of young men and older men taking exogenous testosterone injections creams pills pellets you know any number nasal sprays now you know any number of different routes of delivery of exogenous testo tone