I don't know anything about the inteercostal muscle, so here are some general comments. Take a few days of rest and easy walking, then see how your running goes. Hopefully, before you ran the 5K, you were doing training runs
Living with Optic Neuritisby
My Story: Dealing with Doctors, Optic Neuritis, and the Effects of High Dose Steroids... to have a flare of Optic Neuritis, because ten years earlier I had the same problem with my LEFT Eye.
Optic neuritis and multiple sclerosisby
When I last lost my eye sight, the doctor told me that I had optic neuritis . I never heard... to your brain. Pain and temorary vision loss are common symptoms of optic neuritis. I remember in addition...
Optic Neuritis has more than one symptomby
Years ago, I was diagnosed with optic neuritis because I lost my sight in one eye..., but like other experiences I've had, I never think to associate it with MS!
Optic Neuritis is associated with MS, but not...