Environmental factors declared main cause of Parkinson's NEPHROLOGY: New kidney boosts brainpower in renal disease patients Managing severe Alzheimer's disease Canadian evidence-based guidelines support the use of a cholinesterase inhibitor or memantine, or both drugs for the management of patients with severe Alzheimer's disease. Aneurysm size, site are main predictors of rupture Larger aneurysms and those in posterior circulation at highest risk, with age and comorbidities other key factors Enzymes offer promise as targets for treating progressive MS First Previous 48 49 50