TOKYO -- Younger adults show severe symptoms related to the novel coronavirus at a higher rate than anticipated, suggesting dire implications as the world struggles to save lives and curb the spread of the illness.
Data from US and WHO underscore deeper threat to health care systems

Tokyo's Shibuya Ward is an enclave for youth: The coronavirus appears to produce severe illness in more young adults than expected at the beginning of the global outbreak. (Photo by Kosaku Mimura)
TOKYO -- Younger adults show severe symptoms related to the novel coronavirus at a higher rate than anticipated, suggesting dire implications as the world struggles to save lives and curb the spread of the illness.