Frequently develop chronic bronchitis, lung cancer, heart disease, and emphysema .

The most effective way to provide children with safety messages is to a. not allow them to explore new environments. b. role play what not to do. c. clearly explain the correct way to do things. d. have a safety-themed day once each year.

Which of the following does not cause blindness? a. cataractsb. glaucomac. osteoarthritisd. diabetes

What is the main goal of recommended dietary allowances (rdas)? to inspect school cafeterias across the united states to regulate foods sold at supermarkets and farmers' markets to investigate claims of tainted food being served in restaurants to indicate daily nutrient requirements