# Study finds light exposure during sleep may affect heart health

> **Open Intelligence Dossier** · First detected: 2026-09-14 04:07 UTC · Category: Health

## Executive Summary
4 news sources are covering this Health story right now — PULSE is tracking how fast it spreads.

## Intelligence Brief
"Study finds light exposure during sleep may affect heart health" is generating significant coverage in the Health category, with 5 articles from 4 distinct sources tracked by PULSE so far.


Outlets currently covering the story include KPLC 7 News, Yahoo Health, Yahoo News Singapore and WMTW. PULSE measures a story's velocity from how quickly new articles appear and how many independent newsrooms join the coverage.


This brief was generated by PULSE's extractive engine from coverage metadata only. The latest headlines from every source are listed below; the velocity chart shows how the story is developing in real time.

## Multi-Source Evidence Table
| Source Outlet | Headline | Verification URL |
|---|---|---|
| KPLC 7 News | Tulane study links nighttime light exposure to heart changes | [Source Link](https://news.google.com/rss/articles/CBMilwFBVV95cUxNdVBCM0FjbVFRLVMzQTJKa29DLTlnVHhwNDQwdURJb055UDZHZWlOeTNKZFR1MWpjN2hDMTZvUVRWeFdXZFZCUEZYMG12Qk9SaXplcS1US3dURkNreXV0d0FvTnFyTHpvQmFldTdWTk9DcTMwUVdFcDAzdWNCY0Q4bDB4RWVBcnBNRmRGQnBKMFFFVWtEclBz0gGrAUFVX3lxTE1ZY214UTdwUllCRUxtNkRoVFpIOTQ0OTdkUmtBWG9MQWlzaDF1WlYwMVl6RHRyU2pFbG04UUFTeV9wU2tBd3M4cXRNeHkwVktkbm1MLUd3em84RXhmdHQwRmZCZ2ViaWNNOU1QZVBGTW1vS0FDZFN3V3ppdzc4Wnp3X05CNnZJU1FTaHFxQ1RqdGo2aWh6M25nUl9DY1ViX1UxeXFxZkNOeWlWdw?oc=5) |
| Yahoo Health | Nighttime Light May Change the Shape of Your Heart | [Source Link](https://news.google.com/rss/articles/CBMiqwFBVV95cUxNUGhZR1lTRGNJRFpRdzVjeGJNSGoyYnZiaUs3Qk5FejFyQXlkX2J4dWRBRUhsb2lraF82N3VHa29SOV9wdVY3SXFMNFRlYXA3ckwxT3BGbnYyTGFEMDZyckg3RTdTcVNXbzVuSGlITThfdlNSQVg3dmpZT0N3d09lUzlGckFTVVFZS29RZGFHT2RnSkN4MGNPUEVNeXNNdWJvYjNjaElMUG5sSkk?oc=5) |
| Yahoo Health | This sleep habit may be bad for your heart, new study finds | [Source Link](https://news.google.com/rss/articles/CBMiogFBVV95cUxOM0dzS3l6endBMWFwQ0VYblRIZGhITElnNzBXTVJERTFDYkRXZExJMFUwU3I4S29HclpjVGpwY1d1WWVabEdTTU5WamFWVktUeDRER1R0VXI4VjNVU29tb0txZFhlaGJTQ1htUFgtZDBJcDZCcEdHSHk0aHk4ZFNJS2hxQ0hHUEZHNm9ZR01NcFJSakVwMUZnV3FkblBkb2hTOUE?oc=5) |
| Yahoo News Singapore | The hidden risk to your heart from sleeping in low light | [Source Link](https://news.google.com/rss/articles/CBMie0FVX3lxTE55UWh6YzhHajl0Nmo3T2wtMEU0TFJXdjJBMzAyY2JKTjJIVEhXWUJOVXZ1c1lybXBOWVM5cGRXZDhJTmJZckpDdHpJOExCQmhkMkRFTFJ6NExiZ2dOWDlCVFpKbkh6Sjhubzl1OVFXbnY4TUNpV0dfUHdqMA?oc=5) |
| WMTW | Study finds light exposure during sleep may affect heart health | [Source Link](https://news.google.com/rss/articles/CBMigwFBVV95cUxOc1RmdVVha3ZXZzJQdkR0M2NDbDhtNkM3ZmV6RjlZNFIzd2hhaDhGX0cta0pXZTNKeUl3dWgzWGEzMjdzSHBuY2FSZXNEdi1kR3NsRV90R3JlSjA3LVpmRmdaVHVXaWJxQ09OeG85R3ZFVlZDMjFVV3JUYjJqdk9DOEQ2aw?oc=5) |

---
*Canonical Source: https://pulse.byoviral.com/trend/2026-09-14/study-finds-light-exposure-during-sleep-may-affect-heart-health*