About 40 years ago, what did researchers discover when they studied people who engaged in anaerobic exercise? a. they were mostly over the age of 50. b. they had worse cardiovascular system health than aerobic exercisers. c. they tended to be fitter and leaner. d. they had bulging muscles.

Having health insurance means that a family cannot go bankrupt due to medical expenses. true or false?

What link in the chain of transmission is described in the paragraph? sarah has been eating and sleeping poorly. she was just diagnosed with pneumonia. tests showed the illness was caused by streptococcus pneumoniae. in the chain of transmission, sarah is the (blank) , and streptococcus pneumonia is the (blank).

Complete as many questions as you can.