Blutdruckmessgerät: Was das Herz-Symbol wirklich bedeutet
Das Gerät meldet ungleichmäßige Abstände zwischen den Herzschlägen – mehr nicht. Warum einmal Blinken wenig sagt, zweimal deutlich mehr, ...
Guide
Blood pressure, pulse and the cardiovascular system – clearly explained, expert-reviewed, without product promises.
PP on a blood pressure monitor: what the third number means
Many monitors show a PP next to systolic and diastolic. It is not a third measurement but the gap between the two values – and that is ex...
Blood pressure in the cold: why readings rise in winter
The vessels narrow, the pressure rises: in winter readings run measurably higher than in summer. How large the effect is – and what it me...
Atrial fibrillation and smartwatches: what the sensor really picks up
For heart rhythm, the sensor on your wrist is strong; for blood pressure, it is weak. The reason is physical – and it explains how seriou...
Salt and blood pressure: what the evidence actually shows
Less salt lowers blood pressure – that is well established. The open question is by how much. 34 controlled studies put a figure on the e...
Tea and blood pressure: what the research really shows
Just under two millimetres of mercury – that is the size of the effect 25 controlled studies find for tea. What this number is worth and ...
Blood pressure target range: why the time within it counts
Two people with the same average value can have had very different 24 hours. What 48,687 ambulatory measurements show about the course in...
Lowering blood pressure through breathing: what's behind it
Slow breathing acts on the circulation via the vagus nerve – the mechanism is well described. What this means for your blood pressure, wh...
Why your blood pressure at night matters more than during the day
At night, blood pressure should fall by 10 to 20 per cent. If this dip does not happen, cardiovascular risk rises – regardless of the day...
Sleep apnoea and high blood pressure: the overlooked connection
30 to 40 per cent of people with high blood pressure have obstructive sleep apnoea. In treatment-resistant high blood pressure the propor...
Measuring blood pressure without a device – is it possible?
Feeling your pulse, interpreting symptoms, smartphone apps without a cuff: why none of these methods gives a blood pressure reading – and...
When should you measure your blood pressure? The right schedule
In the morning before breakfast and in the evening before bed, twice each time, for seven days. Why these particular times – and why meas...
Understand your blood pressure – a little more every week
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