Consider couples counseling so that your significant other might learn other ways to be helpful.
Conclude by reiterating how important this person is to you and that you are telling about your depression, in order to be completely honest and forthright.
If someone backs off after you reveal this, DO NOT TAKE IT PERSONALLY. Some people just do not have any experience with these situations or don’t understand.
The stigma attached to these conditions is diminishing because it is more and more common in the modern society, and people are feeling more comfortable discussing these topics and revealing their own battles.
It is common for depressed persons to lose interest in sex.
Sometimes medications keep the disposition in balance, but decrease the libido.