Tag Archives: Lead

Lead exposure and heart disease

When we think about the health effects of lead contamination, the biggest worry is for babies and young children. Lead, a heavy metal that is widespread in the environment, can harm developing brains. But growing evidence suggests that low levels of lead in the blood may also raise the risk of heart disease in adults.… Read More »

Discovery by Canadian researchers of how bacteria become resistant to antibiotics could lead to more effective drugs

Ontario researchers say they have discovered how bacteria become resistant to antibiotics, a finding they say could help combat the growing problem. Maikel Rheinstadter, a physics professor with McMaster University in Hamilton, and Andree Khondker, an undergraduate biochemistry student, said they found bacteria fight off antibiotics by stiffening their cell membranes and changing the barrier’s… Read More »