Patients, most of them seniors with Covid-19 symptoms, lie on beds in a hall of Changhai Hospital in Shanghai Tuesday. Hospitals in the city have been overwhelmed by the recent explosion in Covid cases. Photo: Ray Young/The Paper

Elderly patients get treatment in Shanghai Tongren Hospital on Tuesday. Photo: VCG

People take care of their families in a ward in Shanghai Tongren Hospital. Photo: VCG

Patients lie on beds in a hallway in the emergency department of Zhongshan Hospital Tuesday. Photo: The Paper

A patient is moved in a hallway in Huashan Hospital’s emergency department Tuesday. Photo: VCG

Patients receive IVs while others pay for registration in Huashan Hospital’s emergency department. Most of the patients had to wait four to five hours to get treatment, according to local media reports. Photo: VCG

An ambulance carrying a patient arrives outside the emergency department of Huashan Hospital. Photo: VCG

Medical staff work in a community fever clinic in Shanghai’s Hongqiao district on Wednesday. The city has extended fever clinics’ service hours to ease the strain on hospitals. Photo: Yin Liqin/China News Service, VCG