Sleep and mood

Why sleep is the lead indicator most apps miss — and how to track it.

• Bipolar sleep tracking: a practical guide to the highest-signal number

  How to track sleep with bipolar disorder: what to log, manual entry vs Apple Health autofill, and how much data a sleep-mood pattern needs.

  4 min

• Sleep and bipolar: an early warning sign worth watching

  Sleep disturbance is the most robust early symptom of mania and a prominent feature of mood episodes generally. Here is what the research shows and how to track it.

  3 min

• Sleep restriction therapy and bipolar disorder (carefully)

  Sleep restriction therapy is a real treatment for insomnia. For bipolar disorder it is a tool to use only with clinical supervision. Here is why.

  3 min