Hulk Hogan in the hospital

Sources say that Hulk Hogan was "taken to the hospital today because of excruciating back pain."

Hogan has apparently had several back surgeries over the years -- The source says he has felt bad over the past few days and woke up this morning unable to get out of bed.

Hulk's girlfriend called an ambulance early and he was taken to a local hospital in Clearwater, Florida. Hogan is supposedly in the hospital having different medical tests run to identify the problem.

TMZ/PR Photos