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What the research actually says.
No invented statistics, no extended claims — every figure here traces back to a primary source.
Sleep & performance
How Does Sleep Affect College Grades and Friendships?
The six-hour cliff, why a tenth of a GPA point can be worth everything or nothing, and why sleep loss spreads loneliness through a dorm.
Last updated July 15, 2026
The cost of college
What Does College Actually Cost in 2026?
Published prices, what families actually pay, and the per-hour number nobody calculates.
Last updated July 15, 2026