Original:  Born in Aluva, in the south Indian state of Kerala  to Thenumgal Poulose and Mariam in a Malayali family, he did his under-graduate studies at UC College before graduating in medicine from Stanley Medical College, Chennai  and secured his MS degree from the same institution.
Revised:  Born in Aluva, in the south Indian state of Kerala , to Thenumgal Poulose and Mariam in a Malayali family, he did his under-graduate studies at UC College before graduating in medicine from Stanley Medical College, Chennai and secured his MS degree from the same institution.
Edit intent: fluency