Hello
Early in the morning your mother got dizziness , sweating , pale color , fell down.
All these symptoms may be due to these possibilities early in the morning , these include.
1 Hypotension or
hypertension , most probably
orthostatic hypotension may be the cause of such symptoms . Diagnosis can be confirmed by blood pressure examination on three consecutive days ,when your mother wake up and still in the bed and then get up , examine the blood pressure .
2
Hypoglycemia ,
low blood sugar level is one of the most prominent cause of such symptoms .Diagnosis can be confirmed by blood sugar examination.
3 Anemia , this is most common cause of such symptoms , so get in blood for
hemoglobin level .
However , there are so many other possibilities of such symptoms like tension , anxiety , inadequate sleep in the night , generalized tiredness.
So consult a physician and get his opinion as mention above.
Good luck.