Blood Pressure Experiments

Let me just first state that I am not a medical doctor.  The experiments I have carried out on this site were carried out to satisfy my own curiosity, as I do have scientific training.  I do not recommend you try any of these yourself – consult your doctor if you have blood pressure problems. [...]

Effects of exercise on my blood pressure

About a year ago, I decided to get into shape, and lose some weight.  One of the side effects of losing weight and eating healthily was that my blood pressure dropped from around the 140/90 area down to 115/70 and below.  During the last year I have done a lot of weight training and aerobic [...]

Effects of decaffeinated coffee on my blood pressure

In these experiments, I used an upper arm cuff home blood pressure monitor to measure my blood pressure on an empty stomach, after drinking a large cup of decaffeine coffee. I used a filter coffee machine to prepare a large cup of coffee, made with decaffeinated ground coffee. The process was exactly the same as [...]

Effects of caffeine coffee on my blood pressure

In these experiments, I used a home blood pressure monitor (upper arm cuff), to measure my blood pressure in the morning, on an empty stomach, after drinking a large cup of caffeine coffee. To prepare for each set of readings, I sat down for 5 minutes before taking the first reading. The coffee used in [...]

Effect of lying down, sitting, and standing on blood pressure.

In these experiments, I used a home blood pressure monitor (upper arm cuff), to measure my blood pressure in the morning, on an empty stomach. To prepare for each set of readings, I got into position, and waited quietly for 5 minutes before taking the first reading. I then took a minimum of 3 readings [...]

Effects of smoking on blood pressure

In this blood pressure experiments, I used a home blood pressure monitor (upper arm cuff), to measure my blood pressure before, during and after smoking a large cigar. I took readings every 5 minutes or so, to see if smoking would cause changes to my blood pressure. Incidentally, I am not a doctor. These experiments [...]

Blood pressure variations during the day

In this first of many blood pressure experiments, I used a home blood pressure monitor (upper arm cuff), to measure my blood pressure during my waking day. The readings were not taken at specific intervals, and I have made no attempt to show on this graph when I ate food, did exercise, drank coffee, or [...]