MRSA or methicillin resistant staphylococcus aureus are contagious and cause infections usually on skin. MRSA are present everywhere. These are also present on our skin and inside nose without any harm. Whenever, our skin has cuts, burn or injury, these bacteria can grow and cause infection because these are opportunistic bacteria. So, if you want to protect yourself from MRSA then avoid direct contact with lesions of affected person and contaminated objects. Don't share your personal items like towel, hairbrush, razors and bed sheets etc with anyone. Cover your wounds to avoid contact with the affected person.