Give up ई मेल account?

I want to मिटाइए my YouTube account because I feel that I'm not सुरक्षित anymore. But I figured that I also had to मिटाइए my:
Web History
गूगल Talk
and GMAIL?!

Okay, I will defineatly give up my YouTube account, but I JUST CAN'T मिटाइए MY GMAIL!!

So.. WHAT DO I DO?!