Q: My friends have noticed that my eyelids have become droopy over the last six months, and now I occasionally see double. I am only 29. I think my cousin had similar symptoms when she was my age, but ...

Please provide your email address to receive an email when new articles are posted on . A 54-year-old man developed constant binocular diagonal diplopia. He was initially diagnosed with a fourth nerve ...

Researchers from the Mitochondrial Medicine Program at Children's Hospital of Philadelphia (CHOP) have better characterized a spectrum of what were classically considered discrete mitochondrial DNA ...

Polymerase gamma becomes a mutator polymerase, accelerating the accumulation of point mutations, frameshifts, and deletions in mitochondrial DNA. The steady accumulation of mutations is what accounts ...