Hypoxemia (or hypoxaemia in British English) is an abnormally low level of oxygen in the blood. More specifically, it is oxygen deficiency in arterial blood.ypoxemia (or hypoxaemia in British English) is an abnormally low level of oxygen in the blood. More specifically, it is oxygen deficiency in arterial blood.
Best Answer: Boxers tend to be loose and shaped like shorts. Briefs are more of a snug fit and have no leg. A compromise between the two styles has been developed, called boxer-briefs that has qualities of both. Boxers are great for feeling some freedom, but briefs are good for keeping support. I like boxers for when I am relaxing but briefs when I run.
A pair of boxer briefs. Boxer briefs (or tight boxers) are a hybrid type of men's undergarment which are long in the leg, similar to boxer shorts, but tighter-fitting like briefs. Depending on the manufacturer, boxer briefs may also be spelled as one word: boxerbriefs. They are sometimes called trunks in the United Kingdom and Australia.