How is our personal safety related to the safety of others?

a)if everyone practices safety, natural disasters can be avoided.
b)when one person acts in a safe manner, no one else has to act safely.
c)when one person acts in an unsafe manner, others can easily be injured as well.
d)when we act in a safe manner, other people are able to be unsafe.

(hope) unrealistic portrayals of slim bodies can encourage people to lose an unhealthy amount of weight. being underweight or malnourished can lead to a. liver abnormalities b. tendon rupture c. muscle damage d. heart issues

[120 total points] (public health) in one of the largest human experiments ever conducted, in 1954 a randomized controlled trial was run to see whether a vaccine developed by a doctor named jonas salk was effective in preventing paralytic polio. a total of 401,974 children (ages 6–9), chosen to be representative of those who might be susceptible to the disease, were randomized to two groups: 200,745 children (the control group c) were injected with a harmless saline solution (a placebo) and the other 201,229 children (the treatment group t) were injected with salk’s vaccine. what was the point of giving saline solution to the children who didn’t get the vaccine? explain briefly.

Describe the difference between a normal stress response and those that many indicate a need for additional support from a health professional.