In which condition does placebo effect work best?, healing on broken bones, Anxiety and Nausea, Viral infections, cancer cells, Why do scientists include a placebo group on clinical trials, To reduce the cost of testing new medicine, compare the effects of actual treatment with effects of expectations alone, make participants recover more quickly, ensure every participant relieves new medicine, according to the passage what is the main limitation of placebo effect?, it works only for children, it's effective only when combined with medication, it may reduce symptoms but it cannot replace treatments that directly address the cause of the disease, it only works when patients are decieved

Placebo effect

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