Learn how to read a blood pressure chart. Also get the facts on hypotension, hypertension, how to measure your blood pressure , and more. Blood pressure is essential to life. Here, we explain how to take a blood pressure reading, what the readings mean, and how to prevent high blood pressure . Discover optimal blood pressure ranges and levels for men and women by age. Learn what’s normal, high, or low, and how to maintain a healthy BP for overall well-being. Learn about what is normal blood pressure by age and what is considered as high and low blood pressure chart by age and gender.