Vasodilation caused by relaxation of smooth muscle cells in arteries causes an increase in blood flow. When blood vessels dilate, the blood flow is increased due to a decrease in vascular resistance. Therefore, dilation of arteries and arterioles leads to an immediate decrease in arterial blood pressure and heart rate.
Blame it on the barometric pressure: Any change in pressure, or the weight of the air pressing against the surface of the earth, can trigger joint pain or headaches in some people. So when your great-aunt said she could “feel” a storm coming on, she was likely right. “Arthritis affects everything else within the joint […]
People either love winter, or they hate it with a passion. There is typically no happy medium between those two feelings. But perhaps those who hate winter are onto something. Scientific and psychological studies have found that winter weather can have drastic effects on your body and mind. Here are just a few of the […]
Music therapists have been working to help patients for decades. In recent years, research on music and the brain has indicated listening to songs can help patients with a wide range of medical problems, including sleep disorders and strokes. Classical guitarist Andrew Schulman says music helped him recover from a coma. While he’s not a […]
© janderson99-HubPages Elite athletes have been resorting to a “new generation” of substances to get the winning edge over their opponents that are simple, powerful, hard to detect, and naturally occurring. This includes peptides. Some of these substances have been banned (see table below) for use by the World Doping Agency (e.g. erythropoietin). Others have not […]
Low magnesium is known in research circles as the silent epidemic of our times. Many of the symptoms of low magnesium are not unique to magnesium deficiency, making it difficult to diagnose with 100% accuracy. Thus quite often low magnesium levels go completely unrecognized… and untreated. Yet chronic low intake of magnesium is not only […]
By James Gallagher The race to make babies from three people is a major worry, duping couples and a dangerous experiment on mums and babies, warn scientists and ethicists. The UK, which pioneered the advanced form of IVF, was the first country to introduce laws to allow the creation of babies from three people. Yet […]