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Brain health

The surprising cognitive costs of multitasking

Constant task-switching may leave you distracted and error-prone — and less productive than you realize.

By , Executive Editor, Harvard Women's Health Watch
  • Reviewed by Andrew E. Budson, MD, Contributor; Editorial Advisory Board Member, Harvard Health Publishing
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Multitasking involves coupling one unconscious activity, such as walking on a treadmill, with a conscious one, such as reading a book. Task-switching involves attempting two conscious tasks at the same time. Constant task-switching can undermine focus, concentration, and working memory.

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About the Author

photo of Maureen Salamon

Maureen Salamon, Executive Editor, Harvard Women's Health Watch

Maureen Salamon is the executive editor of Harvard Women’s Health Watch. She also writes for the Harvard Health Letter, Harvard Heart Letter, and Harvard Men’s Health Watch, as well as for Harvard Health Publishing’s flagship website. … See Full Bio
View all posts by Maureen Salamon

About the Reviewer

photo of Andrew E. Budson, MD

Andrew E. Budson, MD, Contributor; Editorial Advisory Board Member, Harvard Health Publishing

Dr. Andrew E. Budson is chief of cognitive & behavioral neurology at the Veterans Affairs Boston Healthcare System, lecturer in neurology at Harvard Medical School, and chair of the Science of Learning Innovation Group at the … See Full Bio
View all posts by Andrew E. Budson, MD
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