Problems with chemical messengers like dopamine were tied to posture issues in SMA in a mouse study, but levodopa therapy may ease symptoms.

Columnist Helen Baldwin gains a different perspective following a crushing diagnosis, but glasses weren't what helped her to see clearly.

Icy paths and cold temperatures pose challenges for columnist Kevin Schaefer, a power wheelchair user who's living with SMA.

More research is needed to confirm gray matter, the darker tissue found in the brain and spinal cord, “as a potential disease ...

Regulators in the U.S. and the European Union agreed to review Biogen’s applications for approval of a higher dose Spinraza ...