Neuroscientists Decipher Procrastination: A Brain Mechanism Explains Why People Leave Certain Tasks for Later

WIRED 

New research has discovered that a neural circuit may explain procrastination. Scientists were able to disrupt this connection using a drug. The brain avoids unpleasant tasks even if they promise reward, according to a recent study. The reason you decide to postpone household chores and spend your time browsing social media could be explained by the workings of a brain circuit. Recent research has identified a neural connection responsible for delaying the start of activities associated with unpleasant experiences, even when these activities offer a clear reward.