High HDL cholesterol has been associated with a reduced risk for heart attack, but how it actually reduced the risk remained unclear. It turns out that some mechanisms that raise HDL do not seem to lower the risk of heart attack.
MRSA (methicillin resistant staphylococcus aureus) is a type of staphylococcus bacteria (staph) that is resistant to beta-lactam antibiotics. MRSA is contagious and can cause life-threatening infection. MRSA isnât found in the natural environment (soil or water).
Staph infections are caused by the staph bacteria (Staphylococcus aureus). Staph bacteria is commonly found on the skin and in the nose and usually does not present any problems; however, if the bacteria enters your body through a cut or other wound, a potentially dangerous (and even deadly) staph infection can occur.