The third threshold, mortality from starvation and related causes, remains unverified. This is not because people are not dying. This is because the conditions on the ground—lack of humanitarian access,

Hayat Salha makes small, distant noises as she scrunches her face in pain, not the kind of ear-splitting cries you would expect from a baby her age.

Millions of people in the world today face starvation in Gaza and in other parts of the world, from Sudan to Yemen. What happens to the body when food is lacking?