Singer Avril Lavigne said shes seeing progress in her treatment for Lyme disease, which struck her last year while she was on tour. The Canadian singer .\r<br>\r<br>Avril Lavigne tears up talking about Lyme disease and the support of her fans.\r<br>\r<br>Avril Lavigne opens up about Lyme disease battle on Good Morning America.\r<br>\r<br>The rocker reveals shes been battling the crippling disease for months. Learn more at .\r<br>\r<br>Lyme disease went and made things so.complicated. In her first TV appearance since her diagnosis, Avril Lavigne spoke candidly on Good Morning America .
