Weight loss comes in waves, not a straight line: cut calories and the body slows metabolism to defend its stores — a plateau is adaptation, not failure.
energy-balance
Hunger is the brain signaling it can't reach its energy stores, not a character flaw — and lasting weight loss depends on reducing it, not enduring it.
The post-meal glucose drop signals an energy shortage to the brain and triggers cravings; carbohydrate quality and food order keep the curve flat.