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Americans feel mentally checked out nearly 2 months a year
The poll of 2,000 U.S. adults found sleep loss and cold or flu symptoms make people less focused, less patient and less productive.
According to new research, the average American has felt mentally "half present" 67 days over the past year, a state defined as being too exhausted to give full attention to tasks or people.
Lack of sleep prevents 39% of Americans from being fully present across all ages, yet generational disparities persist; Gen Z reports 84 days annually compared to 46 days for baby boomers.
After poor sleep, respondents are noticeably less focused , less patient , and less present the very next day, demonstrating immediate cognitive decline.
When cold and flu symptoms strike, 55% of respondents get five hours of sleep or less, while 41% of Gen Z are "very likely" to take time off from life's responsibilities.
Commissioned by Mucinex Recharge and conducted by Talker Research, the study surveyed 2,000 U.S. adults online between Sept. 18 and Sept. 25, 2026, exploring sleep's role in everyday life.