The ferritin blood test measures the level of ferritin in the blood. Ferritin is a protein found inside cells that stores iron so your body can use it later.A ferritin test indirectly measures the amount of iron in your blood.he amount of ferritin in the blood (serum ferritin level) is directly related to the amount of iron stored in your body. Iron is important for red blood cell production. Your doctor may order this test if you have signs or symptoms of anemia due to low iron.
Learn How to Play Bass From The Beatlesâ Paul McCartney. The Beatlesâ Paul McCartney performs at Alpha TV studios in Birmingham, England, during filming of ABC TV show âThank Your Lucky Starsâ on December 15, 1963. (Mark and Colleen Hayward/Redferns)
Sir James Paul McCartney, CH, MBE, is an English singer-songwriter, multi-instrumentalist, and composer. He gained worldwide fame as the bass guitarist and singer for the rock band the Beatles, widely considered the most popular and influential group in the history of pop music. His songwriting partnership with John Lennon was the most successful of the post-war era. After the group disbanded in 1970, he pursued a solo career and formed the band Wings with his first wife, Linda, and Denny Laine.