Burnout: Solve Your Stress Cycle by Emily & Amelia Nagoski

If you've ever felt exhausted but couldn't explain why, this is the book. Emily and Amelia Nagoski use science to explain what burnout actually is – and crucially, how to complete the stress cycle so your body can recover. Practical, compassionate and genuinely life-changing. Natalie calls it one of the most important books she's ever read.