A revolutionary drug for extreme hunger offers clues to obesity’s complexity

A revolutionary drug for extreme hunger offers clues to obesity’s complexity

Ali Foley Shenk still remembers the panic when her 10-year-old son, Dean, finished a 20-ounce box of raisins in the seconds the cupboard was left unlocked. They rushed to the emergency room, fearing a dangerous bowel impaction.

A Revolutionary Drug for Extreme Hunger Offers Clues to Obesity’s Complexity

Ali Foley Shenk still remembers the panic when her 10-year-old son, Dean, finished a 20-ounce box of raisins in the seconds the cupboard was left unlocked. They rushed to the emergency room, fearing a dangerous bowel impaction. The irony stung: When Dean was born, he was so weak and floppy he survived only with feeding tubes because he couldn’t suck or swallow. He was diagnosed as a baby with Prader-Willi syndrome — a rare disorder sparked by a …