Data on the new prevalence of hypertension in different countries are emerging, but none, to date, from Saudi Arabia. AIMS: This study aimed to determine the impact of the 2017 ACC AHA hypertension guideline on the prevalence and determinants of hypertension in young Saudi women. ...At a cut off value of 140 90, hypertension was significantly associated with increased age, increased body mass index BMI , increased heart rate, history of chronic illnesses, prior diagnosis with diabetes mellitus and family history of hypertension. ...