Dr. William Davis's SharePosts

What is Pulse Pressure?

What is pulse pressure and why are people talking about it?   Pulse pressure refers to the difference between the systolic (top) and diastolic (bottom) blood pressure. If your blood pressure (BP) is 120/80, for instance, your pulse pressure is 120 - 80 = 40 mmHg. A pulse pressure of 40 mmHg is normal.     Why does this matter?... Read moreChevron

Thiazide Diuretics: A First-line Mistake?

Thiazide diuretics, like hydrochlorothiazide and chlorthalidone, are extremely popular medications, often regarded as first-line agents in treatment of blood pressure. When someone is first diagnosed with high blood pressure (hypertension), they are often first placed on a thiazide diuretic. Alternatively, thiazide diuretics are frequently added... Read moreChevron

Melatonin: Natural Supplement to Lower Blood Pressure?

Melatonin is a sleep hormone, produced by the pineal gland seated deep inside the brain, as well as other parts of the body, such as the gastrointestinal tract. For years, melatonin has been recognized as a regulator of circadian rhythms, the natural cycle of sleep and wakefulness that has allowed humans to inhabit the earth in phase with the... Read moreChevron

AHA: Blood Pressure Higher in Winter—Are They Missing the Vitamin D Connection?

An exhaustive review of health records of 443,632 veterans nationwide reported by Ross D. Fletcher, MD, of the VA Medical Center in Washington, D.C. revealed that blood pressures are higher in winter. Dr. Fletcher reported his findings at the American Heart Association meetings in Orlando, Florida.  Dr. Fletcher's study involved... Read moreChevron