Are placebos real?

Related questions

1. Does homeopathy have side effects?
2. Is homeopathy really effective?
3. Is my medicine a placebo?
4. Is medicine a placebo?
5. Is homeopathy have side effects?
6. How long does the placebo effect last?
7. What are the side effects of Nux vomica?
8. Is homeopathy allowed in Germany?
9. What causes placebo?
10. What is the difference between placebo and placebo effect?

Tags

1. #compare
2. #treatment
3. #known
4. #studies
5. #study
6. #actual
7. #placebo
8. #effects
9. #often
10. #placebos
11. #sugar
12. #control
13. #participants
14. #inexplicably
15. #given
16. #shown
17. #nothing
18. #positive