In a world where getting more food doesn’t involve foraging, but merely reaching for a menu or into our fridge, fat has learned some new tricks. It no longer merely defends itself from attack. Now it goes on the offensive. When you fall off the dieting wagon and your shriveled fat cells replenish themselves with a rush of triglycerides from the excess food, the fat cells send chemical signals to the nearby veins, causing them to sprout out toward the fat. This increases the blood supply, which helps produce new fat cells.
