68:20 Joe Rogan tells Alex Honnold: “You get vitamin D [when spending time outdoors], which is one of the best things to combat Covid. They found that 84% of the people in the ICU with Covid had insufficient levels of vitamin D. 4% had sufficient levels. … Most people are deficient. … They think it’s a giant contributing factor to low immune systems, weakened immune systems.”

Then Joe explains how dark skinned people need much more sunlight to get enough D.

Alex Honnold w/ Joe Rogan 3/30/21