Rad 140

Hi guys, so I am uneducated in Sarms and I want to learn more about Rad140 so pls no hate. So i want to know your experience with Rad 140 how you felt on it, how long your cycle was and how much you took. I also want to know if I can take it alone just the Rad 140 or i need to add something. Someone told me that i have to add testosterone c is that true. Thanks for reading.