Health & Medicine
- 			 Health & Medicine Health & MedicineLyme vaccine works in a curious wayAntibodies formed in response to the vaccine against Lyme disease kill the bacteria that cause it while they are still in the deer tick that spreads it. By Nathan Seppa
- 			 Health & Medicine Health & MedicineIt pays to keep those islet cellsA patient who has inflammation of the pancreas and needs to have the organ removed can avoid getting diabetes if islet cells are salvaged from the pancreas and reimplanted into the liver. By Nathan Seppa
- 			 Health & Medicine Health & MedicineStatins Take On the BrainCholesterol-lowering drugs may also treat or prevent Alzheimer's disease. By John Travis
- 			 Health & Medicine Health & MedicineHIV-related viruses still cross species lineVarious potentially dangerous strains of simian immunodeficiency virus exist in wild primates in Africa and are still being spread among people who hunt the animals for meat. By Nathan Seppa
- 			 Health & Medicine Health & MedicineOne-Two Drug Punch Trips Up LeukemiaA leukemia cell seals its own fate when researchers trap cancer-causing proteins in its nucleus. 
- 			 Health & Medicine Health & Medicine‘Bug’ spray cuts risk of ear infectionSpraying “good” bacteria into the nose reduced the incidence of ear infections in children especially prone to such infections. By Janet Raloff
- 			 Health & Medicine Health & MedicineMedicinal MimicryWhile researchers tease out the mechanisms behind the ability of inert pills and sham procedures to trigger health benefits, the ethics of using such placebos in medical research trials is coming under increasing scrutiny. 
- 			 Health & Medicine Health & MedicineSuccess clearing clogged arteriesIn the past 10 years, angioplasty and other procedures to unblock clogged arteries have steadily improved, probably due to increasing use of wire-mesh tubes called stents to help patients’ arteries stay open. 
- 			 Health & Medicine Health & MedicineA sticky problem solvedResearchers have identified a protein integral to making blood clot, a finding they hope will lead to better drugs for preventing clots in people at risk of heart attack or stroke. 
- 			 Health & Medicine Health & MedicineFound: Mutation for deadly nerve disorderTwo research teams have discovered the genetic mutation that causes familial dysautonomia, a lethal hereditary disease that causes nervous system damage. By Nathan Seppa
- 			 Health & Medicine Health & MedicineRadiation therapy keeps arteries clearTwo new studies add to the growing evidence that radiation treatment may keep arteries open longer after angioplasty. By Linda Wang
- 			 Health & Medicine Health & MedicineDietary stress may compromise bonesInternal conflict about what and how much to eat not only induces production of a stress hormone but also may eventually weaken bones. By Janet Raloff