lots of food and body things that are easily verifiable, quick, and robust. take med, get headache, not die. take poison, kill cancer, not die. stop eating good food, blood sugar regulation better, more coherent. cut open body, move some stuff around, knit it together, tada healthier.
all of these are extremely specific, if you do them wrong you get bad effect. take wrong med, get headache, still die. take wrong poison, die immediately. stop eating good food but still eat crash inducing food, unhappy and not more coherent. cut open body randomly, die quickly.
lots of food and body things that are easily verifiable, quick, and robust. take med, get headache, not die. take poison, kill cancer, not die. stop eating good food, blood sugar regulation better, more coherent. cut open body, move some stuff around, knit it together, tada healthier.
all of these are extremely specific, if you do them wrong you get bad effect. take wrong med, get headache, still die. take wrong poison, die immediately. stop eating good food but still eat crash inducing food, unhappy and not more coherent. cut open body randomly, die quickly.