Research: When Excessive Effort Makes You Worse at Your Job

Harvard Business Review · Oct 15, 2026 · 3m

Research: When Extra Effort Makes You Worse at Your Job

23 Jul 2025

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Trying to improve how you work can boost progress—but research shows it also drains mental energy. Here’s how to manage that cost. Read the full article here: https://s.hbr.org/4m8J2gx

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