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Can't sleep? Mattresses, masks and supplements say they can help.

Jan 22, 2024
A third of adults regularly get too little sleep. "Sleep tech" and other specialized products are growing, multibillion-dollar industries.
An artificial intelligence-capable mattress at the 2024 Consumer Electronics Show. A study found people are willing to spend up to 14% of their income trying to get better sleep.
Frederic J. Brown/AFP via Getty Images