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.
The Federal Aviation Regulations require an individual to be at least 16 years of age to operate an aircraft solo, and 17 years of age to obtain a Private Pilot certificate. There is not an age limitation on beginning flight lessons with a certified flight instructor. Of the 40 hours at least 10 hours must be solo flight time. â¢ Of the 10 hours solo at least 5 hours must be cross-country (flying from one airport to another at least 50 nautical miles away). â¢ You must pass the FAA Private Pilot written exam.