• The average American feels fully healthy only 16 days each month; the other half involves fatigue, body aches, or outright illness, with winter being the worst season for feeling unwell.
• Nearly half of Americans (46%) feel guilty about resting when they’re not technically sick, even though it takes an average of four days to recover from initial symptoms.
• One-third of workers don’t have enough time off for “unwell days,” or those times when they’re struggling but not sick enough to justify calling out, forcing them to power through and prolonging recovery.
• Most Americans (85%) know daily habits matter as much as avoiding germs, but 59% admit their wellness routines fall apart when winter illness strikes, creating a cycle that’s hard to break.

https://studyfinds.org/americans-feel-healthy-half-the-month/