Normal levels of creatinine in the blood are approximately 0.6 to 1.2 milligrams (mg) per deciliter (dL) in adult males and 0.5 to 1.1 milligrams per deciliter in adult females.lderly persons, on the other hand, may have less creatinine in their blood than the norm. Infants have normal levels of about 0.2 or more, depending on their muscle development.
Actor. Mark Ferris is an actor, known for Invasion of the Star Creatures (1962).ctor. Mark Ferris is an actor, known for Invasion of the Star Creatures (1962).
Not to be confused with the science writer Timothy Ferris or the musician Tim Farriss. Timothy Tim Ferriss (born July 20, 1977) is an American author, entrepreneur, angel investor, and public speaker. He has written a number of self-help books which have appeared on the New York Times, Wall Street Journal, and USA Today bestseller lists, starting with The 4-Hour Workweek. Ferriss is also an angel investor or an advisor to Facebook, Twitter, StumbleUpon, Evernote, and Uber, among other companies.