We all know that being overweight is bad for our health, but Kurzgesagt tells us why in detail down to the molecular level. And it's not just one thing, but an entire constellation of effects that excess fat can have on us. Carrying more weight than is healthy will screw up every organ in your body sooner or later. If you think of a hundred ways to die, 95 of them are liable to be due to excess fat. It's pretty scary, especially right after you've splurged on a fast food meal. However, it's better to understand what's going on than to just suffer and die in ignorance, even while eating cheesecake.
The horror is somewhat assuaged by the googly eyes on our cells and organs when they are under stress, and by the forces of evolution that are illustrated by opossums. This video is only 9:12; the rest is an ad.
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