Question

What is the best way to make sure you do not get an STD or HIV? Choose less risky sexual behaviors

Use condoms consistently and correctly;
Reduce the number of people with whom you have sex;
Limit or eliminate drug and alcohol use before and during sex;
Have an honest and open talk with your healthcare provider and ask whether you should be tested for STDs and HIV;
Talk to your healthcare provider and find out if pre-exposure prophylaxis, or PrEP, is a good option for you to prevent HIV infection.

Answer 1

reduce the number of people with whom you have sex with and use condoms consistently and correctly

Answer 2

I honestly think Reduce the number of people you have sex with and or choose less risky behaviors