Oct 19, 2026 · 1h 20m
CBT-I reframes insomnia as a cycle of arousal and coping
How to Fix Insomnia: CBT-I with Dr. Ashley Mason
The episode explains why insomnia can persist beyond the original stressor and how CBT-I targets the behaviors, beliefs, and routines that keep it going.
- 1Insomnia depends on distress and wakefulness in bed, not simply on how many hours someone sleeps.
- 2CBT-I combines wake-time consistency, time-in-bed restriction, stimulus control, cognitive strategies, and carefully timed caffeine.
- 3Ashley Mason’s research connects sleep treatment with emerging work on body heating for sleep and depression.
Don't miss
Ashley Mason explains why keeping relaxation exercises and extended activities out of bed helps preserve the bed’s association with sleep.
The brief
Ashley Mason distinguishes insomnia disorder from occasional poor sleep, arguing that distress, wakefulness, and time spent awake in bed matter more than sleep duration alone.
The episode’s central tension is that coping strategies can reinforce insomnia: clock-watching, catastrophic predictions, and spending too much time in bed may condition arousal.
Mason lays out CBT-I’s five pillars, including consistent wake times, stimulus control, time-in-bed restriction, cognitive work, and carefully timed caffeine.
A practical rule anchors the discussion: relaxation, meditation, and brain dumps should generally happen outside bed so the bed remains associated with sleep.
The conversation closes by connecting CBT-I’s strong outcomes with Mason’s research on controlled body heating for sleep onset and possible depression treatment.
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