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Covers the evolution of medicine over thousands of years, including early practices and discoveries, then explains the step-by-step process from early hypotheses to cell and animal testing, followed by controlled clinical trials with placebo and double-blind methods. 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You can find out  \nwhat they mean by looking in the glossary.  \n# The Big Picture\n\nhave continued to suffer or evenbeen poisoned.Today,we testan idea for a new treatment inmany ways before we try it onreal patients.  \nMedicine,the science ofhealing the sick,has beenpracticed for thousands ofyears.Even the earliesthumans used plants as  \n## Why didn't I thinkof that?\n\nSome ideas are so obvious thateveryone thinks of them.Forexample,most societies have  \ndeveloped ways of bandaging injuriesand of holding the edges of wounds.together.By watching the results oftreatments,they have developedbetter ways to treat patients.  \nSome ideas come from nowhere,as flashes of inspiration.Otherideas build on existing knowledge.Often combining knowledge fromdifferent areas can produce newand exciting ideas.  \nEarly people in manyparts of the worldpracticed trepanning—boring holes in the skullto release pressure or\"evil spirits.\"Evidencefrom bones shows thatmany patients survived.  \nmedicines and tried simple surgicalprocedures,such as putting splintson broken bones.But over the last200 years,we have made hugeprogress in medicine.We now usetechniques our ancestors couldnever have imagined.  \nHit and miss  \nEarly medical discoveries cameabout by trial and error.Fromtrying plants,fruits,and seeds,people have discovered somevaluable medicines.Many of theseare still used as ingredients inmodern drugs.But in the process ofdiscovery,many other people must  \n# Getting it right\n\nMa","cbCaiqrlDsDvbBvw","https://ap.wps.com/l/cbCaiqrlDsDvbBvw","pdf",4017881,64,"English","# The Big Picture\n## Why didn't I think of that?\n# Getting it right\n## The life story of an idea","[{\"question\":\"How do medical ideas turn into safe, practical treatments?\",\"answer\":\"An idea is first tested and often modified. It then goes through laboratory cell trials, animal testing, and finally clinical trials with strict controls to confirm safety and correct effects.\"},{\"question\":\"What are clinical trials and why do they use control groups?\",\"answer\":\"Clinical trials test medicines and techniques on healthy people and later on patients. Treated patients are compared with a control group, often given a placebo, so researchers can judge real effects versus expectations.\"},{\"question\":\"What does a “double blind” test mean in medical research?\",\"answer\":\"In this type of test, neither patients nor often even medical staff know who receives the placebo or the treatment, reducing the risk that expectations change outcomes.\"}]","Medicine - The Cutting Edge - Stem Cells, Genes, and Super-beams | PDF",1791873864,161]