< br>MOSCOW, September 22 Olga Seryabkina complained about health problems. She shared the details on social media.
«I'm sick. But I'm doing my best to be on my feet as soon as possible,» the singer wrote. 
She also posted a photo. Judging by it, the star of the pop scene was on a drip.
What exactly happened to her, Seryabkina did not tell.
Sergey Burunov was recently admitted to the hospital. The actor has coronavirus.