Exposures in Eden: Hot dogs, powerlines and bad air are just a few items on the ever-growing list of possible environmental factors that adversely affect your health. By Monika Guttman. Cover illustration by Andrew Powell.

Keeping Those Joints Pumping: To relieve joint pain and loss of motion associated with osteoarthritis and rheumatoid arthritis, treatments run the gamut from powerful medications and physical therapy to joint implant surgery. By Lori Baker Schena.

Sole Survival: High-tops, velcro closures and shiny patent leather add to the quandry of picking the perfect pair of shoes for those tender little feet. By Richard Cox.

Moving Forward: The brain's ability to sort through a chaotic system of messages in order to keep muscles and limbs repsponding appropriately is an intricate riddle for researchers. By Richard Cox.

Defeating a Dangerous Duo: Willa Hsueh joins the fight against diabetes and high blood pressure that afflicts the Latino community. By Christopher Tedeschi.