Winstrol is known to cause joint discomfort and pain because it dries your body out, and without all the liquid, your joints can become achy. In such situation I would recommend to supplement yourself with N2Joint RX, as it is a very complete supplement for the joints with lots of ingredients. If that won't help you out, then ostarine would be the next line of defense, as it has a scientifically proven ability to greatly improve joint health, and I have personally got amazing results with it. So these two supplements would be your best option.