Not dystopian at all. \s Let's not give more ways for organizations to monitor people.
People are not working while ill or diminished because they love their work, they do it because they do not have the option to take time off to recover without consequences. Of course, businesses won't pick a human decency option and would rather work people to the bone and strap sensors to them to know when to discard them for the next in line as long as it maintains the current power dynamic.