For most people, getting 8 to 9 hours of sleep increases concentration, improves physical health, and improves one's moof

Which characteristic do healthy families have in common? a. having above average household income b. ignoring one another’s happiness c. demonstrating love for oneself d. communicating with one another

[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.

Use the list below to answer the question: abnormal behavior criteria: • ? • distressing • dysfunctional to be diagnosed with a disorder, an individual must exhibit behavior that meets three criteria. what term completes the list? a. deviant b. diagnosed c. disturbing d. disabled (i think it’s disturbing but i’m not sure! if you know the answer pls comment and i’ll give brainliest if right)