Placebo vaikutus on psykologinen eikä fyysinen.
Ei mikään kummastuttava uutinen, mutta ompahan tämäkin nyt tutkittu.
Sometimes, just thinking you are receiving treatment is enough to make you feel better, a phenomenon known as the placebo effect. Scientists have long wondered what causes this outcome, the magnitude of which is not the same for all people.
A new brain imaging study suggests that the body's natural painkillers, endorphins, play a significant role.