Asthma

Los Angeles used to be one of the most polluted cities on the planet. After decades of improvements, pollution levels are ticking up again.

And as usual, it's the communities that are least responsible for it that suffer the most.

They can be a threat to public health, and a poor solution to larger environmental problems. Organizers from Baltimore to Detroit to Los Angeles are working for a future without them.

There is no proven treatment for grief, but we can stave off and mitigate its effects, in part by healing our bodies before our brains.