Everyone feels sluggish from time to time. But there are periods when that unmotivated feeling hangs on so long it becomes evident there is something more going on.
A study from Emory University researchers aimed to get to the root of that issue by examining the effect of chronic inflammation on dopamine, a neurotransmitter that drives motivation.
You may have noticed such a dip in energy or drive during illness or injury, and scientists have shown that when the body is fighting to heal it produces less dopamine.
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