Chinanews.com, February 25. According to the US Chinese website, the US Centers for Disease Control and Prevention (CDC) released a case report on the 24th local time describing a cluster of infections in a Chicago gym. This gym About three-quarters of people said they don't wear masks often.

Data map: COVID-19 vaccination point in the parking lot of the Dodge Stadium in Los Angeles, California, USA.

　　According to the report, in August 2020, after a one-week intensive fitness class, 55 of the gym’s 81 trainees were infected with the new crown virus, and 22 of them went to the doctor on or after the symptoms of the new crown. They developed headaches and coughs. , Fever, loss of smell and taste and other symptoms.

The infection also caused two people to enter the emergency room, and one was hospitalized for eight days, but fortunately no one died.

　　CDC stated that the gym complied with the 25% maximum passenger capacity requirement, and also conducted temperature tests for each student and required masks to be worn, but students were allowed to take them off during class.

According to the report, only about a quarter of the gym's members said they often wear masks when exercising, and about one in 20 said they would maintain social distancing during class.

　　Through this report, CDC stated that gyms should avoid such incidents by requiring members to wear masks during exercise, reduce the size of fitness classes, maintain social distancing, and improve ventilation.

The gym should also encourage members to self-isolate (Isolation) after they develop symptoms or test positive for the new crown, and conduct quarantine isolation (Quarantine) during contact with new crown patients and waiting for test results.

　　Previous studies have found that high-intensity activities, such as dance fitness or HIIT courses, are particularly vulnerable to the spread of the new coronavirus.

This is because heavy breathing and a lot of exercise may keep the virus-carrying droplets suspended in a small space.

　　The CDC did not specify which gym was the subject of the study.