As per the statistics provided by the World Health Organisation, approximately 70 percent of illnesses do not require medication. Simple home remedies can help alleviate them. About 30 percent of illnesses do need treatment. Of those, 25 percent can be resolved with the help of routine investigations and standard medication. About 3 percent of the patients need antibiotics and simple investigations. Specialists, super-specialists, and sophisticated medical investigations are necessary in only about 2 percent of cases.