wellness

Evening Device Use Disrupts Sleep Cycles, East River Study Finds

Studies track how evening device use shifts sleep cycles for residents along the East River waterfront.

By DUMBO Wellness Desk · Published July 8, 2026

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A 2025 analysis from the National Sleep Foundation found that adults logging more than two hours of screen time after 8 p.m. fell asleep an average of 42 minutes later than those who powered down earlier.

The finding arrives as hybrid work schedules keep laptops and phones in hand well into the night for many Brooklyn households. Wellness coaches in DUMBO report rising requests for guidance on device curfews, especially among workers who commute daily across the Manhattan Bridge.

Programs on local streets

At Brooklyn Bridge Park, the free Wednesday night yoga sessions on Pier 1 now include a 15-minute phone-free wind-down before the first pose. A block away, the DUMBO Improvement District runs monthly workshops at 45 Main Street that pair blue-light filter demos with guided breathing routines led by certified sleep educators. Participants pay $25 per session and receive a printed checklist of device settings tested on the spot.

These efforts build on data released in March 2026 by the New York City Department of Health, which showed a 19 percent rise in self-reported sleep complaints among adults aged 25 to 44 living in waterfront ZIP codes since 2023. The same report linked the increase to average daily screen exposure exceeding 7.4 hours.

Steps residents can take tonight

Turning on night-shift modes by 9 p.m. and placing chargers outside the bedroom cut average sleep latency by 18 minutes in a small follow-up trial conducted at NYU Langone’s Brooklyn campus last year. Local trainers recommend pairing that change with a 10-minute walk along Washington Street after dinner to anchor circadian cues before bed.

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