The School of Greatness
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The Real Reason Stress Is Hurting You | Kelly McGonigal

July 24, 2026

AI Summary

5 min read

The Real Reason Stress Is Hurting You

Kelly McGonigal, a Stanford health psychologist, spent years teaching that stress is the enemy. Then she came across a study that made her reconsider everything. Researchers tracked 30,000 adults for nearly a decade, asking two questions: how stressful is your life, and do you believe stress is harmful? The people who had the most stressful lives and strongly believed stress was bad for them had a 43% increased risk of dying from any cause. But those with equally stressful lives who did not believe stress was harmful were the most likely to still be alive at the end of the study. That finding forced McGonigal to ask whether her own messaging had been causing harm.

Stress Is Not Good or Bad — It's a Signal That You Care

McGonigal rejects the popular distinction between "good stress" and "bad stress." That framing, she argues, leads people to think that if they're suffering through something unwanted — grief, financial pressure, parenting struggles — they're experiencing the wrong kind of stress, which implies something is wrong with them or their life. Instead, she defines stress simply: stress arises when something you care about is at stake. The biology that follows — adrenaline, cortisol, a pounding heart — is your body mobilizing energy to meet a moment that matters.

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What you'll learn

  • 1 (00:00) **Ad Breaks** - Three ad segments for LinkedIn, Indeed, and Discovery Cashback.
  • 2 (02:35) **The Stress Paradox** - Kelly McGonigal introduces the study that changed her mind about stress.
  • 3 (06:53) **Rethinking "Good Stress" vs. "Bad Stress"** - McGonigal argues the distinction is misleading and unhelpful.
  • 4 (10:11) **Using Language to Reframe Anxiety** - Practical strategies for shifting from anxiety to excitement using biologically-grounded language.
  • 5 (14:02) **Loneliness as a Signal to Connect** - Understanding the biological purpose of loneliness can change how you respond to it.
  • 6 (17:08) **The Purpose of Depression** - Two evolutionary theories for why depression exists.
  • 7 (20:52) **DIY Tools to Overcome Depression** - Three actionable, science-backed interventions for a depressed state.

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Show Notes

Your body can't tell the difference between anxiety and excitement. The only difference is the story you tell yourself.

Kelly McGonigal has spent her career at Stanford studying that story, and how the way you think about stress can quite literally change your biology, your relationships, and how long you live.

She will show you why the fear of stress may be more dangerous than stress itself, and why one built in instinct can stop you from burning out completely once you know how to trigger it.

You will learn why depression lies to you, why receiving support feels harder than giving it, why your body has a built in brake pedal for temptation, and what a rescue animal can teach you about earning real connection.

There is a reason movement changes your brain chemistry more than almost anything else you could choose, and this conversation will make you rethink every hard moment you have ever tried to avoid.

Kelly's Website

Kelly on Instagram

The Joy of Movement: How exercise helps us find happiness, hope, connection, and courage

The Upside of Stress: Why Stress Is Good for You, and How to Get Good at It

The Willpower Instinct: How Self-Control Works, Why It Matters, and What You Can Do To Get More of It

In this episode you will:

  • Discover why believing stress is harmful may be more dangerous than the stress itself
  • Learn the pause and plan response, a built in instinct that can rebuild your willpower in the moment
  • Uncover the real reason depression takes hold and four ways to work through it
  • Overcome the discomfort of receiving gratitude and support from others
  • Recognize the brain chemistry behind the runner's high and why it makes you more social, not less

For more information go to https://lewishowes.com/1958

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