Can we get more privacy from ISPs?

[Harry]

ISPs have the ability to log your time online, keep a record of what web sites you visited and even access the email you sent.

Is there any software or hack available that can give us more security and piece of mind from the power of ISPs.

[EzyStvy]

But if you're one of 3.22 million customers they have how much time do you think they spend reading your mail?