The risks are just now becoming apparent that common household cleaning products attack the brain, a delicate organ.

The chemicals are everywhere, but their danger is now more severe than previously thought and presents an explicit threat to health.

Céline Gounder, KFF Health News’ editor-at-large for public health, appeared on “CBS Morning News” on May 30 to discuss concerns that the spread of an avian flu virus has decimated flocks of birds, which may affect consumers’ supply of eggs. Eggs are a major tool in the manufacturing of vaccines that could help protect people from a bird flu outbreak.

A NEW STUDY ASSESSED HEALTH CLAIMS on fish oil supplement labels in the United States. It also examined doses of eicosapentaenoic acid (EPA) and docosahexaenoic...