Ric Flair is experiencing medical "complications" that have forced doctors to postpone a surgery that was supposed to happen on Friday ... this according to Ric's wife.
Wendy Barlow just issued a statement on the WWE legend's condition -- saying, "Ric's surgery has been postponed until Monday to address some complications that needed to be taken care of first.
"Thanks for all the well wishes."
TMZ Sports broke the story ... 70-year-old Flair was rushed to the hospital Thursday morning after experiencing a medical emergency.