The flu isn't fun for anyone, but people who are otherwise healthy usually fight it off more easily than those with chronic health conditions. Things like diabetes, asthma and heart disease make it more difficult to fight off other infections, including the flu.
You may be concerned about the safety of the flu vaccine itself if you have a chronic health condition, but what you should really be concerned about is the danger of influenza. The flu vaccine is safe for most people and is your best protection against the virus that could be very serious if you have another chronic health condition. You should always discuss your particular situation with your health care provider, but we have an abundance of information right here on About.com for you as well.
Fibromyalgia/Chronic Fatigue Syndrome
Inflammatory Bowel Disease (IBD)
If you or anyone you know is affected by one of these or any other chronic medical condition, talk to your health care provider to determine whether or not a flu vaccine is right for you. More often that not, the vaccine is essential in preventing serious illness and complications in people who have other medical conditions.