Engineers designing a car have to plan for all kinds of conditions the car might encounter.
Try to read his essay through to the end without getting chills.
Glicksman explains the hugely complex blood flow systems required to keep us clear-headed and alive even while doing everything from gymnastics to simply getting up in the morning.
We always hear about friends and family with blood pressure problems. There’s something easy to miss, though.
Here are illustrations from Washington State, and from Switzerland.