Do you ever have to check to see if you have done something? More sleep will help.

In Brain Science, Memory and Learning, Sleep by Brainy Days Ahead

In a British study of 1,000 adults, participants aged 18 to 80 were asked to measure their sleep against five different “everyday” memories, including having to check whether they’ve done something. Poor sleep was classed as under five hours a night and the results found that all aspects of memory are affected by low levels of sleep. Read the whole thing.