It's rude to complain constantly about your health concerns.
Lenny works a labor based job and is struggling with an injury which affects his performance.
Lenny wants to make it through the work shift.
Lenny fights through the pain keeping it to himself as he focuses on his job.
Lenny complains about his injury throughout the day at work.
Lenny's boss notices he is in pain and considers him a hard worker.
Lenny's boss thinks that he complains too much and is overstating his pain.