My dad is bout 50 yrs n is a diabetic, he goes 4 a morning walk everyday, n durin walk he has a cheast burn n?

v hv consulted doctors n v hav done sum stomach n herart scannin. everythin is normal but doctors r guessin on gastric problem n hav given sum medication. it is stil nt cured but v r worried if it a heart related prob...... pls help