AMA #37: Bone healtheverything you need to know

I could buy, like, 7 avocados and eat them in a week. I can't buy 7 bananas and eat them in a week at 1 a day; it just doesn't work. I think that entire fruit space is just a racket. I think bananas are a pyramid scheme. The whole things just total scam.

I've at least considered moving into banana longevity, because I think the opportunity for impact is huge. It's one thing if you can figure out how to take the average person from being 80 to 90 ... If you could take the average banana and go from, like, 2 days before it turns mushy and brown to 10 days, I think it's revolutionary.

In this era where we are thinking about a post-COVID world, it's important to understand that the memory B cells and memory T cells that are going to provide lasting immunity against this virus and other viruses reside in the bone marrow.

In an adult, the entire human skeletal system can be remodeled in a really long cycle. It might take 10 years to turn over all of the mineral and organic content within the bone over and over again.

I don't remember the exact number—I want to say it's, like, 99%—but virtually all of the body's calcium is contained within bone. And therefore, bone plays a very important role in calcium homeostasis.

Vitamin D increases the gut's absorption of calcium. So, if you're woefully deficient in vitamin D, you're going to have trouble absorbing calcium through the gut...