Alcohol can cause and aggravate the high blood pressure.
Two cigarettes can raise your readings by about 10 mm Hg systolic and 8 mm Hg diastolic.
Cigarettes have chemical and mechanical effect on your blood vessels and the result is narrow, plagued blood vessels.
Having hypertension at age of 27 is not common at all.
What have you been suggested by your doctor?
When you gonna have your next check up?