The good news is Kanye West isn't alone.

E! News confirmed that the rapper had been hospitalized Monday in L.A. for exhaustion, just hours after he canceled the remainder of his Saint Pablo Tour. Several stars and industry professionals sent messages of support via Twitter, including Janelle Monaé and Emile Hirsch.

The Los Angeles Police Department responded to a call in the West Hollywood area at 1:20 p.m., but the encounter became a "medical emergency" and was the Los Angeles Fire Department took over. West was then taken willingly to U.C.L.A. Medical Center for evaluation. Details regarding West's condition are unknown. But, a source told E! News, "He is exhausted."