Avril Lavigne says she's 'doing a lot better' after Lyme disease treatment

Yolanda Foster was diagnosed with Lyme disease around the time she signed a deal with Bravo to appear on their reality series. Since then, the mother of three has chronicled her health battle with fans on the show, and online. In 2012, during filming

After two months of enduring the debilitating symptoms, Avril became her own health advocate and diagnosed herself with Lyme disease, a bacterial infection transmitted to humans through the bite of an infected tick. Related.

After two months of enduring the debilitating symptoms, Avril became her own health advocate and diagnosed herself with Lyme disease, a bacterial infection transmitted to humans through the bite of an infected tick. Related.

Lyme disease is a debilitating bacterial infection that is transmitted by the bite of an infected tick, which can lead to loss of the ability to move one or both sides of the face, joint pains and severe headaches among others if left untreated. "I'm

Yolanda Foster was diagnosed with Lyme disease around the time she signed a deal with Bravo to appear on their reality series. Since then, the mother of three has chronicled her health battle with fans on the show, and online. In 2012, during filming