kim is faced with a decision about using illegal drugs when she is out with some friends, which area of her health can be affected by her decisiona. emotional healthb. social healthc. physical heathd. all of the above

Explain how unhealthful weight loss or weight gain can lead to further weight loss or weight gain.

What is not true about me to metabolisms

[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.