you age is only 26.
common heart disease
is unlikely in this age.
your blood pressure is 104/54 mm of hg.
it is slightly less than the normal.
it is a common findings in our daily practice.
it is not so significant without any obvious clinical findings.
you may take some extra salt to raise your BP.
your throat burning & chest discomfort
is probably due to peptic ulcer disease
,GERD or non ulcer dyspepsia
try to reduce your weight.