IC Daily Fact #1 – Interstitial cystitis is not a rare condition. New epidemiological studies revealed that three to eight million women in the USA and one to four million men with IC may have symptoms of Interstitial Cystitis. That could be as many as one out of every 26 people in the USA. — Please post on your pages! We have a new daily fact for every day of the month to help us raise awareness for IC!