When the speaker was younger, they experienced common childhood illnesses and injuries such as mumps at age 7 which made them tired and caused vomiting before medicine healed them, falling off their bike at age 10 hurting their knee which their mom bandaged so they could play again, and breaking their arm at age 14 which required a doctor's visit where their arm was put in a plaster cast and they were prescribed pain pills and scheduled for a follow up appointment.