Skip to content
Home » Leto Sapunar

Leto Sapunar

This illustration, created at the Centers for Disease Control and Prevention (CDC), reveals ultrastructural morphology exhibited by coronaviruses. Note the spikes that adorn the outer surface of the virus, which impart the look of a corona surrounding the virion, when viewed electron microscopically. [Image] Centers for Disease Control and Prevention (

Coronavirus Update: doctors tell us what to know before going back to the crag or gym

While the number of COVID-19 cases is declining in some areas of the US, allowing more people to venture outside their homes, some other places are seeing dramatic increases in the number of infections. Meanwhile, gyms have been reopening, restless climbers are venturing out of their home bouldering caves, and many people have been asking how they can start climbing responsibly to avoid the risk of spreading the highly contagious coronavirus that causes COVID-19, a potentially fatal illness. Here is the latest information from doctors who are involved with climbing communities.