Is 144 over 90 a good blood pressure for 17 year old boy?

144/90 mm Hg is considered high blood pressure (hypertension) for a 17 year old boy. Normal blood pressure for a 17 year old boy is less than 120/80 mm Hg.

High blood pressure can increase the risk of heart disease, stroke, kidney disease, and other health problems. It's important to talk to a doctor about your blood pressure and make changes to your lifestyle, such as eating a healthy diet, getting regular exercise, and managing stress, to lower your blood pressure.