US
Individuals as young as 18 years suffering from high blood pressure due to sedentary lifestyle
Cardiologists at seminar note over 20% of world's population suffers from high blood pressure
Around 7.5 million people have lost their lives due to blood pressure
Of every five people over 40 years, one suffers from high blood pressure
Event held in connection with World Hypertension Day
Health secretary says condition causes 12m deaths worldwide annually