If the placebo effect works by tricking the brain, why does it need to be tricked if it’s apparently able to solve the issue on its own?

Question

If the placebo effect works by tricking the brain, why does it need to be tricked if it’s apparently able to solve the issue on its own?

In: 6662

Answer 1

ELI5: Same reason why some people find comfort with religion. The brain needs a reason to believe.