How can you prevent stds?

how do I prevent being sick, when the people around me are???

What is some good exercise that prevents knee pain and injury?

I just want to know, I've seened it on people's feet and it looks bad so i want to prevent it, help?

Anything you can do to stop memory loss when you're in old age? my grandma is in a really bad state of mind. It got me thinki...

III am really sensitive to getting side aches and it seems like if i eat to much i get a side ache and if i don't eat enough...

How can I prevent myself and my family from getting the stomach flu its a horrible virus I really dont want to get :(

Im in my 2nd cycle and next week will be my third cycle but because I am irregular there is a possibility that my period will...

Sometimes out of nowere I blush at school!!! How can I get over it?

I'm 34 years olld this is my follow up question about my health, How to prevent my nervious and depression ?

What are ways to prevent type 1 diabetes? Are there any doctor proven ways that make you have type 1 diabetes?