Have you made any changes in your life or habits that could affect sleep, such as increased caffeine or alcohol intake
Family history or patients were suffering from multiple endocrine neoplasia syndrome type 2 or MEN 2
Disruptions of neural network activity during sleep, including reduced sleep spindle activity, has been associated with impaired sleep dependent memory consolidation in schizophrenia (260)
This vitamin can mostly be found in animal products, and its sometimes added to other food items
They reduce sensations of hunger, and also seem to reduce impulsive human behaviour like binge-eating calorie dense foods
The article also points to sleep and stress, noting that poor sleep and chronic stress elevate cortisol, which it says can slow the rate of loss even with good adherence and dietary compliance