Published onJanuary 22, 2025Headaches When Losing Weight: Causes, Types, and Evidence-Based Remediesweight-lossheadachesketo-fludehydrationelectrolytescaffeine-withdrawalhealthHeadaches during weight loss have specific, identifiable causes — dehydration, electrolyte imbalance, caffeine withdrawal, hypoglycaemia, and ketosis adaptation. Each has a distinct mechanism and targeted solution.