The Diagnostic GapThe Movements Breaking Your Patients' Sleep Are Rarely Measured
Leg movements during sleep are central to diagnosing and managing sleep-related movement disorders, and many come with cortical arousals that fragment sleep. Today they are measured almost only in an overnight lab study.
7–10%
Of Americans May Have RLS
Restless legs syndrome may affect up to 7–10% of the U.S. population, yet the leg movements behind it are rarely measured outside a sleep lab.
Source: NINDS
$3,000
Average In-Lab Sleep Study
An overnight polysomnogram averages about $3,000 and can reach $10,000, for a single night in an unfamiliar bed that misses night-to-night variability.
Source: Sleep Foundation
87–94%
Undiagnosed After Seeing a Doctor
In two large studies, 87–94% of people with frequent, distressing RLS symptoms who raised them with a doctor were not diagnosed with RLS.
Sources: Hening et al., 2004; Allen et al., 2005
7M
U.S. Children With ADHD
Restless legs syndrome is reported in 11–54% of children with ADHD, against 2–4% of children overall, and it is easily missed.
Sources: CDC; Ghayad et al., 2025