Migraine Headaches Support Group
Migraine is a neurological disease, of which the most common symptom is an intense and disabling episodic headache. Migraine headaches are usually characterized by severe pain on one or both sides of the head and are often accompanied by photophobia (hypersensitivity to light), phonophobia (hypersensitivity to sound) and nausea.

Sorry....
Did you ever consider the fact that if she was able to talk with her friends and family she might not be so sad and lonely and crying all the time?
You need to make this right by your mom and let her have contact with her people....you can't be the only person in her life.