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.
I generally donât recommend a student getting serious about flight training until they are within a year of being able to fly solo. In a glider or balloon, a student pilot can solo at age 14. In an airplane or any other type of aircraft, the student pilot must be 16 to solo. Now it is time to learn what he or she needs to know on the ground and how it applies to actual flight.