You might have been told that taking pills to lower your blood pressure, your blood sugar, or your cholesterol helps to protect you against harm. Those who have high cholesterol have higher risks for heart disease, those with high blood pressure have more stroke risk, and those with high blood sugar have more risk for early death.
It seems logical that if high levels mean high risk, then if the levels are lowered the risk should be lowered also.
Is this true? Let’s look at the science of it all.