Obesity is a risk factor for many health problems, but a new Penn Medicine study published this month in the journal Sleep suggests having a larger tongue with increased levels of fat may be a sign of obstructive sleep apnea (OSA) in obese adults.
The researchers examined tongue fat in 31 obese adults who had OSA and 90 obese adults without the condition. All subjects underwent magnetic resonance imaging and the size and distribution of upper airway fat deposits in their tongue and upper airway muscles measured.
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