# Poor indoor air quality could be a hidden productivity bottleneck

A discussion on Hacker News highlights that high CO2 levels and inadequate ventilation in rooms may be a major but overlooked factor limiting cognitive performance and focus. This insight matters as many workplaces and homes lack air quality monitoring, potentially affecting health and efficiency.

**Importance:** 3/5

## Sources

### Technology
- [Hacker News](https://blog.mikebowler.ca/2026/07/03/co2-and-decision-making/) — Sat, 04 Jul 2026 06:32:28 +0000