I had to shoot a snub nose 357 magnum while indoors twice. The stress blocked out the noise. After I settled down my head hurt but I I can not tell any difference in my hearing and I have no tinnitus.
That said If I could do it over again I would get a suppressed 9mm
"I ask, Sir, What is the militia?" "Its the whole of the people. To disarm the people is the best and most effectual way to enslave them" -George Mason Co-Author of the second amendment.