Describe one reason that the demands on healthcare systems have increased in recent years?

When lifting heavy loads off the ground, the majority of the weight should be lifted by which of the following? a. arms b. legs c. back d. stomach

If scientists are trying to use what they know about hsv to devise a means of protecting other people from being infected, which of the following would have the best chance of lowering the number of new cases of infection? a) vaccinate of all persons with preexisting cases of hsvb) interfere with new viral replication in preexisting cases of hsvc) treat hsv lesions to shorten the breakoutd) educate people about avoiding sources of infection

How does drinking alcohol or using drugs put a person at risk for hiv infection? a. they improve judgment, which makes it more likely for people to engage in risky behavior. b. they impair judgment, which makes it more likely for people to engage in risky behavior. c. they impair judgment, which makes it less likely for people to engage in risky behavior. d. they improve judgment, which makes it less likely for people to engage in risky behavior.