Even with a fast digesting protein such as whey, it can take hours for the leucine in whey to be liberated from the protein & enter circulation; therefore leucine concentrations in the plasma never spike to high levels.
Rating Newest Oldest. Best Answer: The absolute minimum age for flying alone on major airlines in 5 years old. Passengers who are ages 5-14 and are flying alone (without a companion who is at least 15 years of age) are considered Unaccompanied Minors (UM's). Passengers whose ages range from 15-17 are considered Young Adults and do not have to use the UM service, but can if they would like to.
What is the legal age to fly a plane?   Even children as young as 11 or 12 years of age can begin to take flying lessons as long as they are tall enough to be able to reach all of the controls of the aircraft.â¦   Now, there are some minimum age limitations for various aspects of learning to fly airplanes.