Do you have them? A quick self-check.
More than 20 minutes most nights.
Two or more times, struggling to fall back asleep.
Before 5 a.m. with no chance of more sleep.
7+ hours but still exhausted on waking.
Brain fog, irritability, low energy — every day.
You dread bed because you expect not to sleep.
That's the clinical threshold.
Causes, treatment, and when to see a doctor.