April 2006 HeartBeat references

Bone thinning linked to blood thinner: Archives of Internal Medicine, January 23, 2006 FDA okays new drug to treat chest pain: News release from the FDA Soy it ain't so! Circulation, February 21, 2006 (Locked) More »

Problems with the Pyramid

Print versions of the USDA's new food pyramid, MyPyramid, offer little or no specific information. The Web version, MyPyramid.gov, at least explains what the stripes mean. Your best bet is to start with "Inside the Pyramid". The pyramid is supposed to be a direct translation of the Dietary Guidelines for Americans, which is updated every five years. An alternative to the USDA's pyramid is one developed by Dr. Walter Willett and his colleagues at the Harvard School of Public Heath. The Healthy Eating Pyramid is based on the best science available. It is described in his book, Eat, Drink, and Be Healthy, which also gives the scientific basis for each of the Healthy Eating Pyramid's building blocks. (Locked) More »

Clash of the titans

Persons with pacemakers cannot get an MRI because it conflicts with the pacemaker's function. Future pacemakers will likely be made MRI-safe, but this will probably take at least several more years. (Locked) More »

The riddle of MyPyramid

Changes to the USDA's food pyramid have made it less useful as a dietary guideline. While it has been improved in some ways, better nutrition information is available. (Locked) More »

Finding your way through the (mini) Maze

Surgeons have been trying to correct atrial fibrillation with operations that are less complex and less invasive, but so far there is not enough evidence to confirm their effectiveness. (Locked) More »

Heart Beat: Soy it ain't so!

The claim that soy protein lowers cholesterol has been shown to be untrue, but soy foods are still beneficial to the heart and blood vessels. (Locked) More »