They will need to go to the hospital and get a check up and check there whole body to see if they broke a bone
The maximum of most food labels it 2 years so it should say
ENJOY BEFORE 10/20/21
4-6 minutes, after the blood flow stops
You need to let your muscles rest for a good amount of time therefore 2 minutes is a good enough time for you to feel it start to work and get a drink of water so you can start again.