Staphylococcus aureus is commonly found as part of the human microbiota.

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Staphylococcus aureus commonly lives on human skin and in the nasal passages as part of the normal microbiota. Many healthy people carry it without symptoms, making it a routine component of our flora rather than inherently causing disease. Carriage rates are substantial and vary among populations, with nasal carriage being a well-documented reservoir. This commensal presence means it can be part of normal flora, though it can become an opportunistic pathogen if the skin is breached or the immune system is compromised. In settings like healthcare, carriers can spread the organism to others, underscoring why it’s considered a normal, widespread part of human microbiota. Therefore, the statement is accurate.