PSA and colonoscopy screening, Calcium and heart attacks, Curcumin and Hepatitis C are top topics

Summary: Study claiming that calcium causes heart attacks has many flaws; Change in recommendation for routine PSA testing causes controversy; Biochemical mechanisms are found for curcumin's benefits for the immune system and other biochemical effects; Vitamin D may reduce risk of certain kinds of stroke; New dietary guidelines for Irritable Bowel Syndrome; Comments on the health care mandate and the problem of sharing medical information among doctors; Ear acupuncture is recommended for Trigeminal Neuralgia, which causes severe facial pain; Can an immune reaction cause burning at the top of ears? Flexible sigmoidoscopy is effective in detecting colon cancers while more expensive colonoscopy doesn't have added benefit; A case of constant severe pain from a collapsed arch; A trip to Europe reveals the difference in European grains vs. US wheat : the gluten problem; Suggested dose of strontium supplement to take for osteoporosis; Hepatitis C can be dormant for many years — risk of transmission is discussed; Do people with trigeminal neuralgia tend to grit their teeth? Research review supports taking zinc to reduce common cold symptoms