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).
Other staph infections of the skin include impetigo, a painful rash that is contagious, boils, and in babies and young children, staphylococcal scalded skin syndrome, which causes rash, blisters, and fever. Antibiotics are used to treat staph infections.