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Pre-workout supplements promising extra energy for workouts may come with a hidden cost: severely reduced sleep. A study of people aged 16–30 found users were more than twice as likely to sleep five hours or less per night. Many of these products pack huge doses of caffeine and stimulants that can linger for hours. Researchers say the findings raise concerns about the impact on young people’s health and development.
Source: https://www.sciencedaily.com/releases/2 ... 201618.htm
Source: https://www.sciencedaily.com/releases/2 ... 201618.htm
