
By BY CARL ZIMMER AND NOAH WEILAND from NYT Health https://ift.tt/3jZLrv0

The influential radio host announced his lung cancer diagnosis in 2020.
Why do you like a good nap? The answer may be genetic, rather than for environmental or behavioral reasons.
Even as efforts to vaccinate Americans gain steam, more evidence has emerged that suggests a coronavirus variant already known to spread faster is also likely to be more deadly. The B.1.1.7 variant, which is thought to have originated in Britain, is already firmly entrenched in America and could soon become the dominant strain, according to Dr. Rochelle Walensky, director of the CDC.
People in several states, frustrated with the difficulty in finding available COVID vaccine appointments, have created their own smartphone apps or websites that are now helping others, too.