Purdue University researchers are involved in a national study to examine the general health and wellness of dogs.

Across the U.S., more than 2,000 people have reported vaping-related lung illnesses, and 47 have died. Some vaping happens in schools, so they share the burden of bringing this crisis under control.

In many Midwest states its illegal for someone with HIV to have sex without telling partners about the illness. Some public health experts are pushing to change those laws.