# \#healthtech

**URL:** https://www.medboundhub.com/tag/healthtech/532.md

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## [ 🔵 Blue Light: Helpful for Mood or Harmful for Health?](https://www.medboundhub.com/t/blue-light-helpful-for-mood-or-harmful-for-health/7652)

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**Author:** [@KashishChauhan\_21](https://www.medboundhub.com/u/KashishChauhan_21)\
**Replies:** 20\
**Last updated:** [August 28, 2025, 7:12pm UTC](https://www.medboundhub.com/t/blue-light-helpful-for-mood-or-harmful-for-health/7652 "2025-08-28T19:12:36Z")

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We often blame blue light from phones, laptops, and TVs for poor sleep, eye strain, and even headaches. But here’s the twist — doctors also use controlled blue light as a therapy for depression, Seasonal Affective Disord…