“Every three to four years immunity to mycoplasma waxes and wanes ... better while you’re recovering,” the CDC says. If more severe cases of M. pneumoniae infection are left untreated ...

A surge in walking pneumonia cases is raising concerns among doctors. Learn how to recognize symptoms and protect yourself ...

Here’s what to know. According to the CDC, walking pneumonia (mycoplasma pneumoniae) is a bacterial infection in the lungs. Mayo Clinic says symptoms can include: Cough Fever Sore throat ...