: A one-hour shift can disrupt the body's internal clock for up to a week, leading to grogginess and sleep fragmentation.
The concept of being most often refers to the shift from Daylight Saving Time (DST) back to Standard Time in the autumn, colloquially known as "falling back". While it is often celebrated as gaining an extra hour of sleep, the reality involves a complex mix of physiological impacts, historical debate, and even romanticized pop culture. The Logistics: Why We Fall Behind An Hour Behind
: The shift "returns" the hour borrowed in the spring, granting more natural light during winter mornings at the expense of earlier sunsets. : A one-hour shift can disrupt the body's
Though typically marketed as a "free hour of sleep," experts from institutions like Harvard Health and the Mayo Clinic suggest the transition is more disruptive than beneficial: The Logistics: Why We Fall Behind : The