Although overdose of any drug may be harmful, it is hard to see how an underdose will work, unless the drug is ineffective, so that lower doses do less harm. Osteopathy claims that many but not all illnesses are caused by spine problems. Natural medicines, even when they have been accepted by a culture for many centuries, still cannot be guaranteed to work. When careful studies have shown that a natural medicine does work, it has often been accepted by doctors. Prayer may help a person's spirit, it may improve the healing processes in a person's immune system.
Meditation undoubtedly can help a person to feel better and stronger.
Christian Science is a form of faith healing. Proof is lacking that any of these alternate approaches works, but some may help in mind, or in spirit. Release from worry, stress and depression will eliminate all these adverse or aggravating factors for any illness. A diagnosis of cancer is often heard as a death sentence, regardless of the actual prognosis. The goal of treatment for cancers is the prevention or delay of death from the disease.