·4 min read
Burnout By the Numbers: When Overwork Stops Paying Off
Past 50 hours per week, productivity per hour collapses. Past 55 hours, the extra hours produce nothing. The research on overwork is unambiguous — and most companies are ignoring it.
Life & Health
Sleep, burnout, and energy data that quantify what lifestyle decisions actually cost your performance.
·4 min read
Sleep Debt Is Destroying Your Productivity — The Numbers Will Shock You
Sleep deprivation costs the US economy $411 billion per year in lost productivity. The cognitive decline from six hours of sleep matches being legally drunk. Here's the research.
·4 min read
The Hidden ROI of Work-Life Balance (It's Not What You Think)
Countries where people take the most vacation consistently outperform in GDP per hour worked. Downtime doesn't cost productivity — the data suggests it produces it.