Janet Jackson has finally revealed the mystery illness that caused her recent string of cancelled concerts on her current ‘Rock Withu’ tour; vertigo.

The singer is currently being treated for the illness, which includes symptoms of dizziness and imbalance according to the Associated Press.

The tour is scheduled to continue in Washington on Wednesday (October 15) with her manager stating that Jackson is "feeling much better" and ready to perform again.

Fans are encouraged to hold on to their tickets as Jackson plans to reschedule all previously cancelled dates on the tour.

(by Victoria Tsigonis)