It's not abnormal for employers to put conduct clauses in contracts that impact life outside of your work hours. For example, you are likely not allowed to say

It's not abnormal for employers to put conduct clauses in contracts that impact life outside of your work hours. For example, you are likely not allowed to say bad things about your employer online, even if you are off the clock. Athletes often have clauses about not being allowed to do certain risky activities to avoid injury. You might be on call during off hours.