Depends on "ED" If you are using ed to mean "erectile dysfunction": the ssri's can cause ed as a side-effect in between 5-50% of men - depending on the agent involved; the ed usually resolves when the ssri is stopped; also, there are meds which can be taken to reduce the ed. If you are referring to "eating disorder": ssri's are often used in the treatment of anorexia and bulimia.
Here are some. .. SSRI-related sexual side effects include: Reduced sexual desire, difficulty reaching orgasm, and inability to maintain an erection (erectile dysfunction). How can you be helped from its side effect? Here are: minimize / avoid its use by practicing low-risk healthy lifestyle without obsession; judicious use of PDE-5 inhibitors after adequate mental and physical resting.