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How Phones are Affecting Teens’ Sleep | Dr. Becky and Dr. Sheryl

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372 views13likes8:23goodinsideOriginal Release: 2026-07-21

Research from UCSF reveals that over half of teenagers use their phones between midnight and 4 AM on school nights, averaging nearly an hour of overnight phone use. This disrupts restorative sleep through multiple mechanisms: the mere presence of phones triggers anticipatory anxiety about notifications, and teens frequently wake up to check their devices. This sleep deprivation contributes to daytime irritability, difficulty focusing, and impaired learning. Parents can address this by implementing a family phone-free bedroom policy, using a calm script that emphasizes safety and sleep protection rather than punishment, and addressing common objections like alarm clock needs or social pressure.