The hidden cost of early morning classes on teen student brains

The hidden cost of early morning classes on teen student brains

The first alarm can feel like a small act of cruelty. It goes off while your brain is still deep in night mode, and the school day demands you switch on anyway. For many teenagers, that mismatch is not a character flaw or a failure of “time management.” It is biology. During adolescence, the body’s internal clock shifts later, making it harder to fall asleep early, even when you know you should. Early school start times lock in early wake-ups, a…