You can probably get information about side effects from
www.arimidex.com.
Don't wouldn't worry too much about the disturbing effects others have told you about. Each person's body and health condition are different. Also other health problems those people might have may also be the causing disturbing side effects they tell you about. Find out as much as you can about the drug from reliable before you make your decisions. Only consider the disturbing news you hear from others if the majority of people who tell you those things are experiencing the same thing.