As POISON singer Bret Michaels continues to be watched closely by his doctors, a source revealed to People.com the rocker's excruciating moments before he was taken to the emergency room.
According to the source, Michaels, 47, said the headache that prompted him to call for an ambulance felt "like [getting] hit in the head with a baseball bat over and over again."
Often referred to by doctors as a "thunderclap headache" because of the intensity and suddenness of the pain, such headaches are a tell-tale symptom of the kind of brain hemorrhage that Michaels suffered.
The Michaels's source adds, "Bret is still in ICU. He still has the headache and is heavily sedated."
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