A blood alcohol concentration (BAC) or blood alcohol level (BAL) reflects the amount of alcohol in the body. Food, type and quantity of beverage, weight, sex, and rate of elimination determine the BAC after the consumption of alcohol.
The process of oxygen transfer in the gills of a fish is a good example of the benefits of countercurrent exchange. As oxygen poor blood meets an opposed flow of oxygen rich water, the oxygen begins to diffuse out of the water and into the blood stream.
BFSTÂ® is a new advancement to an age old therapy. The promotion of blood flow to speed-up healing has been a standard medical therapy for over 100 years. For centuries, doctors, therapists and moms worldwide have used warmth as a means of increasing blood flow.