Academic achievement among adolescents may be affected by early childhood lead exposure at much lower levels than previously assumed, according to a new study. Just a small climb in blood ...

A new Consumer Reports study reveals that some cassava-based products may contain concerning lead levels. CR found that cassava flour was especially problematic.

Ultimately, the researchers found that a 1-unit increase in lead levels in the lower range was connected to lower math test scores by an average of -0.47 points and in reading by -0.38 points.