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Psychology

What our twice-a-year shifts to the clock do to the body
Pattern of black retro alarm clocks show 2 o'clock and one shows 3 o'clock

What our twice-a-year shifts to the clock do to the body

Disruptions to sleep patterns and the body's circadian rhythms are a toll of the twice-a-year shifts between Daylight Saving Time and standard time, says sleep expert Philip Gehrman.

Katherine Unger Baillie

The language of loneliness and depression, revealed in social media
Person sitting in the dark, leaning on a desk, staring at a cell phone. A coffee cup and pile of papers sit nearby.

The language of loneliness and depression, revealed in social media

By analyzing Facebook posts, Penn researchers found that words associated with depression are often tied to emotions, whereas those associated with loneliness are linked to cognition.

Marilyn Perkins