How long do placebo effects last?

Related questions

1. Is my medicine a placebo?
2. Is homeopathy have side effects?
3. Is homeopathic safe?
4. What is a placebo and why is it used?
5. Is homeopathy banned in UK?
6. What is the difference between nocebo and placebo?
7. Does homeopathy work for anxiety?
8. Is homeopathy placebo effect?
9. What is a placebo effect in psychology?
10. Are placebos real?

Tags

1. #phenomenon
2. #placebo
3. #power
4. #effect
5. #according
6. #people
7. #reported
8. #better
9. #brain
10. #years
11. #study
12. #today