No, it's a diuretic that treats fluid retention (edema) in people with congestive heart failure, cirrhosis of the liver, kidney disorders, or edema caused by taking steroids or estrogen. It also is used to treat high blood pressure
if your blood pressure is 120/80 or 140/90 mmHg its normal, if its 140/90 mmHg or higher you have high blood pressure and if its 180/110 mmHg or higher than that you have really high blood pressure.
Well it can vary from a number of heights and usually in an Olympic standard pool there is a 1 metre, 2.5 metre, 3 metre, 5 metre, 7.5 metre and a ten metre boards