Actually red blood cells do not have the longest life span of circulating blood cells-that would be differentiated memory B lymphocytes.RBCs actually have a relatively short circulating life span (about 4 months on average) because they lose their nuclei and most cellular organelles when they mature. red blood cell's life span is approximately 4 months. I am a Leukemia patient. Red Blood cells are being created all of the time, if they lasted 4 months, we would overdos â¦ e on them.
Health benefits of pears. 1  Pears fruit is packed with health benefiting nutrients such as dietary fiber, antioxidants, minerals, and vitamins, which are necessary for optimum health. Total measured antioxidant strength (ORAC value) in pears is 2941 Âµmol TE/100 g. 2  Pears are a good source of dietary fiber.
Not only do pears taste deliciousâbeing high in natural sugarsâbut theyâre also an excellent way to move stool through the intestines. Experts estimate that just one cup of sliced pear packs about six grams of fiber and only about 100 calories. There are a number of ways to consume pears. For instance, you can eat the physical fruit or add them to a high-fiber smoothie. If youâre not a fan of pears, note that apples and oranges both contain similar fiber levels.