DALLAS: Toxoplasma gondii, a protozoan parasite about five microns long, infects a third of the world’s population. Ingested via undercooked meat or unwashed vegetables, the parasite infects 15-30 percent of the US population. In France and Brazil, up to 80 percent of the population has Read More »

HOUSTON: A safer football helmet might be on the horizon, but it’s unlikely there will ever be a device that can make the gridiron concussion-proof.

“To do that, you’d have to have a helmet that would not allow the head to move and, therefore, have Read More »

PHOENIX: Public concern about the safety of statins has led the Cholesterol Treatment Trialists’ (CTT) Collaboration—the highly respected Oxford-based group that has been pooling randomized clinical trials of statins since 1995—to launch a new meta-analysis to assess the relative and absolute risk of adverse events Read More »

WASHINGTON, D.C.: Much of the research on Alzheimer’s disease has focused on the amyloid beta protein, which clumps together into sticky fibrils that form deposits in the brains of people with the disease. In recent years, attention has turned away from the fibrils themselves to an Read More »