You have not damaged your body by masturbating.
SexualCauses of sexual dysfunction
Erection problems
Female sexual dysfunction
Sexual problems overview response changes with normal fluctuations, some medications (any changes here ?), and emotional factors like guilt and depression. I suggest you just give it some time. If a couple of months more does not do the trick, get a general medical checkup to rule out physical factors. The step after that would be to get help with any emotional issues.
tg