2015-07-04: Medical Tech news, muscle physiology, pancreatic cancer, pain medications and more

Summary: Fear and helplessness increases pain; Medical Tech: Nanotechnology-based self-heating wrist band and 3D printed material to help heal bones; Laser tweezers can repair incorrectly-folded proteins like prions; Physiology of muscle damage and repair during exercise and appropriate use of anti-inflammatories; Using stem cells to selectively suppress organ rejection; Labdoor.com tests popular supplements for quality and price; Dr. Dawn defends her hydration recommendations; Side effects of medicines for high blood pressure and the benefits of magnesium and nitrates; Difficult choices to make with stage 3 pancreatic cancer; The physiology and emotional aspect of pain and habituation to opiate pain meds; Tumor necrosis factor alpha is good for many, but not all, rheumatoid arthritis sufferers; Proteolytic enzymes such as Wobenzym and Zyflamend are alternative anti-inflammatories