Gary Poster, with essential assists from Galyn Norwood, Phiroon Phihakendr, Jose Quijada, Pavandeep Kalra. Researchers say the tests are a more accurate gauge than analysis of risk factors like smoking, obesity and cholesterol levels. Myotrophin, a genetically engineered protein, has been shown to slow the nerve damage of ALS, or Lou Gehrig's disease. The discovery could point the way to a vaccine.
American men live seven years less than women, on the average.
Much of the difference is due to higher levels of smoking, drinking and violence. Time Inc. All rights reserved.