Hello doctor from 2017 to 2022 I had done 80-100 times  paid sex with protection, last time dec 2022 , but in 2023 I was very afraid and fearful that I must caught Stds , I went for testing and I have done Hiv, hbsag,tpha, Vdrl ,HCV ,herpes igg igm tests 3 times from 3 different labs and every time test results are negative and non reactive , Does 3 times is enough to assure that I am safe or else testing required, My mind still cannot forgot, and I feel guilty of what I had done