3. Veterinary assistant and laboratory animal caretaker

Veterinary assistants and laboratory animal caretakers feed, water, and examine pets and other nonfarm animals for signs of illness, disease, or injury in laboratories and animal hospitals and clinics.

Median annual salary: $25,250

Overall unhealthiness score: 66.5

Top three health risks:

1. Exposure to disease and infections: 87

2. Exposure to contaminants: 82

3. Exposure to minor burns, cuts, bites, or stings: 77