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.
Researchers revealed that people who consume pears are 35% less likely to be obese - thanks in large part to the high levels of fiber, vitamin C, magnesium, copper and potassium in the fruit. Pears are an âexcellent sourceâ of fiber, in addition to being a good source of vitamin C. A single medium pear contains nearly 24 per cent the daily fiber recommendations â and is only 100 calories. The fruit is also free of fat, cholesterol and sodium â and contains 190 mg of potassium.