PAH

Joe Moore / Valley Public Radio

Here in the Central Valley – in one of the most polluted air basins in the country – we know that poor air is bad for our health. We feel it in our eyes and throat, and when we struggle to breathe.

But what if air pollution is affecting us at a deeper, cellular level?

That's exactly what Dr. Kari Nadeau discovered a few years ago. She’s a Stanford School of Medicine professor with an expertise in asthma and allergies.