Why Fat Grizzlies Don't Get Diabetes Like We Do  Bears can eat
like pigs, hibernate for months and still be healthy. This seems
so unfair. i i  Bears can eat like pigs, hibernate for months
and still be healthy. This seems so unfair. Tim
Shobe/iStockphoto hide caption  itoggle caption Tim
Shobe/iStockphoto   Tim Shobe/iStockphoto  Sometimes nature
comes up with elegant solutions to difficult problems, like how
to gain weight and not get diabetes.  Take, for instance, the
grizzly bear. How does this 750-pound mammal survive long, lean
winters? Well, it just gets really fat beforehand and then
sleeps the hungry season away.  Grizzly bears can easily double
their body fat in the months leading up to hibernation. For us
humans, this kind of weight gain could result in some pretty
serious health consequences — one of the most common being Type
2 diabetes.  But grizzly bears are adept at staying healthy
despite their dramatic fluctuations in weight, reports a study
published Tuesday in Cell Metabolism.  According t