Fatigue after months or years on keto should not simply be dismissed as keto flu. Insufficient food or protein, restrictive eating, electrolyte imbalance, poor recovery and underlying health conditions may all contribute. Here is what to assess and what practical steps to take.

Keto improves sleep for some people but may cause insomnia, restlessness, anxiety or irritability in others. Learn what may be contributing and follow a practical 7–14-day plan to find a more sustainable approach.