Answer:
Double blind study
Explanation:
A double-blind investigation is one in which neither the members nor the one performing the experiments realize who is getting a specific treatment.
This method is used to counteract inclination in research results.
Double blind examinations are especially helpful for anticipating predisposition because of interest qualities or the placebo impact.
They might not no how to use the equipment
Antidepressants are the most common medications prescribed to treat PTSD. Antidepressants make your brain release more serotonin and other 'feel good' chemicals that is in your brain's reward system. This is also released during things like eating your favorite food, Sexual relations, and exercise.
Examples of these are:
Zoloft
SSRI
Paxil
and much more...
I hope this helped. Have a great night!