Ethics of human experimentation, blood pressure medication and answers to many calls and emails

Summary: Comments on a bad consent form and the ethics of human experimentation — a case with premature babies; A middle school science project shows benefits of organic food; Why did my doctor want a PET scan for my pneumonia? More discussion on achieving correct oxygen levels in premature babies; The incompatibilities among medical data systems thwarts doing useful "data mining" research; Dr Dawn likes the old anti-depressant drug Trazodone for sleeping problems in elders; More about blood pressure medications and the benefits of weight loss and exercise in reducing hypertension; Physical therapy and other advice for addressing knee arthritis and muscle loss in legs; Finding the right dose of magnesium to counter leg spasms and pain; More about how herpes transmission requires mucous membranes or breaks in skin; Nausea in the morning may be from acid reflux, not a side effect of a pain medication; How some interesting proteins move in response to a hormone to allow water uptake in kidney cells; Careful stretching is the key to treating plantar plantar fasciitis; Comparing surgery vs. radiation treatment for prostate cancer