Health & Medicine
- Health & Medicine
Distressing Gut Symptoms May Trace to Sweets
U.S. diners are notorious for having a sweet tooth. It’s hard not to succumb to the pervasive siren calls of sugary confections. Television commercials bombard viewers with enticements for presweetened cereals, breakfast bars, sugar-laden soda pop, and fruit-flavored beverages–many containing, at best, only about 10 percent real juice. Grocery stores seduce consumers with aisle after […]
- Health & Medicine
Blood Booster: Growth signal shifts cord stem cells into high gear
A protein called Delta-1 stimulates stem cells in umbilical cord blood to proliferate in a lab dish, attach well to bone marrow when implanted into mice, and even proceed to the animal's thymus to become T cells.
- Health & Medicine
A Most Dreadful Pest
Yellow fever was a deadly scourge that had a devastating effect on lives and economies throughout the 18th and 19th centuries. This engrossing Web exhibit features historical documents from the Walter Reed Yellow Fever Collection at the University of Virginia. It focuses on the work of the Reed Commission, which proved that the Aedes aegypti […]
- Health & Medicine
Less Crying in the Kitchen: Tasty, tearfree onions on the horizon
The discovery of a new enzyme responsible for creating the tear-inducing chemicals found in onions may herald the arrival of genetically modified tearfree onions.
- Health & Medicine
West Nile Worries Are No Reason to Give Up Breast-feeding
West Nile virus infections are spreading like wildfire–and not just through bug bites. Although the vast majority of the nearly 2,800 U.S. cases reported to the Centers for Disease Control and Prevention (CDC) so far this year were picked up from mosquitoes, at least 3 people–and possibly 15–appear to have acquired the virus from infected […]
- Health & Medicine
Final Word? Breast surgeries yield same survival rate
Women with breast cancer who undergo partial-breast removal are just as likely to survive for at least 20 years as are women who have their entire breast removed.
- Health & Medicine
Making Bone: Novel form of vitamin D builds up rat skeleton
A newly synthesized form of Vitamin D induces bone-making cells to capture calcium and fortify bone mass in rats, suggesting it might work against osteoporosis in people.
- Health & Medicine
Attention Loss: ADHD may lower volume of brain
Brain-scan data show that the brains of children diagnosed with attention-deficit hyperactivity disorder are slightly smaller than those of their peers who are free of psychiatric disorders.
- Health & Medicine
Inducing eye-tumor cells to self-destruct
By restarting the subdued self-destruct signal in cancer cells, researchers studying eye cancers have found a way to stop these cancers in cell cultures and in a rabbit model.
- Health & Medicine
Move your head, hurt your golf game
Right-handed golfers using a conventional grip move their head and eyes more during putts than they do when using a cross-handed or one-handed grip, suggesting these alternative grips might work better.
- Health & Medicine
Making the optic nerve sprout anew
A compound made during inflammation, a natural reaction to injury, can induce optic nerve regeneration in a lab-dish concoction including rat retinal ganglion cells.
- Health & Medicine
FDA Launches Acrylamide Investigations
You knew french fries and potato chips werent health foods. Sure, theyre veggies, but their deep-fat frying adds scads of fat. Depending on whos doing the cooking, that fat can be the saturated type, which can lead to clogged arteries. But until April, who could have suspected that these oh-so-yummy golden-brown spuds were also laced […]
