But today, a blood pressure monitor is a No.1 best-seller. Believe it or not, this little heart health tracking gadget could be the star of the retailer’s highly-anticipated Big Spring Sale ...

DEAR DR. ROACH: I am an 80-year-old woman whose blood pressure is normally around 135/65 mmHg. For several years now, I have one doctor who uses wrist monitors. When they take my blood pressure ...