On Tuesday, August 12, I hosted an Intro to Sketchnoting workshop where I used this Ted Talk by Stanford-trained Kelly McGonigal on How to Make Stress Your Friend. To help with creating the sketchnote, I’m sharing the transcript here.
00:04
I have a confession to make. But first, I want you to make a little confession to me. In the past year, I want you to just raise your hand if you’ve experienced relatively little stress. Anyone? How about a moderate amount of stress? Who has experienced a lot of stress? Yeah. Me too.
00:32
But that is not my confession. My confession is this: I am a health psychologist, and my mission is to help people be happier and healthier. But I fear that something I’ve been teaching for the last 10 years is doing more harm than good, and it has to do with stress. For years I’ve been telling people, stress makes you sick. It increases the risk of everything from the common cold to cardiovascular disease. Basically, I’ve turned stress into the enemy. But I have changed my mind about stress, and today, I want to change yours.
01:12
Let me start with the study that made me rethink my whole approach to stress. This study tracked 30,000 adults in the United States for eight years, and they started by asking people, “How much stress have you experienced in the last year?” They also asked, “Do you believe that stress is harmful for your health?” And then they used public death records to find out who died.
01:40
Some bad news first: people who experienced a lot of stress in the previous year had a 43 percent increased risk of dying. But that was only true for the people who also believed that stress is harmful for their health. People who experienced a lot of stress but did not view stress as harmful were no more likely to die. In fact, they had the lowest risk of dying of anyone in the study, including people who had relatively little stress.
02:16
The researchers estimated that over the eight years they were tracking deaths, 182,000 Americans died prematurely—not from stress, but from the belief that stress is bad for you. That is over 20,000 deaths a year. If that estimate is correct, that would make believing stress is bad for you the 15th largest cause of death in the United States last year, killing more people than skin cancer, HIV/AIDS, and homicide. You can see why this study freaked me out. Here I’ve been spending so much energy telling people stress is bad for their health.
03:00
So this study got me wondering: can changing how you think about stress make you healthier? And here the science says yes. When you change your mind about stress, you can change your body’s response to stress.
03:13
Now to explain how this works, I want you all to pretend that you are participants in a study designed to stress you out. It’s called the social stress test. You come into the laboratory, and you’re told you have to give a five-minute impromptu speech on your personal weaknesses to a panel of expert evaluators sitting right in front of you, and to make sure you feel the pressure, there are bright lights and a camera in your face, kind of like this. And the evaluators have been trained to give you discouraging, non-verbal feedback, like this.
04:00
Now that you’re sufficiently demoralized, time for part two: a math test. And unbeknownst to you, the experimenter has been trained to harass you during it. Now we’re going to all do this together. It’s going to be fun—for me. I want you all to count backwards from 996 in increments of seven. You’re going to do this out loud, as fast as you can, starting with 996. Go! Go faster. Faster please. You’re going too slow. Stop. Stop, stop, stop. That guy made a mistake. We are going to have to start all over again. You’re not very good at this, are you?
05:04
Okay, so you get the idea. If you were actually in this study, you’d probably be a little stressed out. Your heart might be pounding, you might be breathing faster, maybe breaking out into a sweat. And normally, we interpret these physical changes as anxiety or signs that we aren’t coping very well with the pressure. But what if you viewed them instead as signs that your body was energized, was preparing you to meet this challenge?
05:15
That is exactly what participants were told in a study conducted at Harvard University. Before they went through the social stress test, they were taught to rethink their stress response as helpful. That pounding heart is preparing you for action. If you’re breathing faster, it’s no problem—it’s getting more oxygen to your brain. Participants who learned to view the stress response as helpful for their performance were less stressed out, less anxious, and more confident. But the most fascinating finding to me was how their physical stress response changed.
05:47
In a typical stress response, your heart rate goes up, and your blood vessels constrict. This is one reason chronic stress is sometimes associated with cardiovascular disease—it’s not healthy to be in this state all the time. But in the study, when participants viewed their stress response as helpful, their blood vessels stayed relaxed. Their heart was still pounding, but this is a much healthier cardiovascular profile. It actually looks a lot like what happens in moments of joy and courage. Over a lifetime of stressful experiences, this one biological change could be the difference between a stress-induced heart attack at age 50 and living well into your 90s. This is what the new science of stress reveals: how you think about stress matters.
06:44
So my goal as a health psychologist has changed. I no longer want to get rid of your stress. I want to make you better at stress. And we just did a little intervention. If you raised your hand and said you’d had a lot of stress in the last year, we could have saved your life, because hopefully the next time your heart is pounding from stress, you’re going to remember this talk and think to yourself, “This is my body helping me rise to this challenge.” And when you view stress in that way, your body believes you, and your stress response becomes healthier.
07:21
Now I said I have over a decade of demonizing stress to redeem myself from, so we are going to do one more intervention. I want to tell you about one of the most underappreciated aspects of the stress response, and the idea is this: stress makes you social.
07:40
To understand this side of stress, we need to talk about a hormone—oxytocin. I know oxytocin has already gotten as much hype as a hormone can get. It even has its own cute nickname, the “cuddle hormone,” because it’s released when you hug someone. But this is a very small part of what oxytocin is involved in. Oxytocin is a neurohormone. It fine-tunes your brain’s social instincts. It primes you to do things that strengthen close relationships. Oxytocin makes you crave physical contact with your friends and family. It enhances your empathy. It even makes you more willing to help and support the people you care about.
08:29
Some people have even suggested we should snort oxytocin to become more compassionate and caring. But here’s what most people don’t understand about oxytocin: it’s a stress hormone. Your pituitary gland pumps this stuff out as part of the stress response. It’s as much a part of your stress response as the adrenaline that makes your heart pound. When oxytocin is released in the stress response, it motivates you to seek support. Your biological stress response is nudging you to tell someone how you feel instead of bottling it up. It wants to make sure you notice when someone else in your life is struggling so that you can support each other. When life is difficult, your stress response wants you to be surrounded by people who care about you.
09:24
How is knowing this side of stress going to make you healthier? Oxytocin doesn’t only act on your brain—it also acts on your body. One of its main roles is to protect your cardiovascular system from the effects of stress. It’s a natural anti-inflammatory. It also helps your blood vessels stay relaxed during stress. But my favorite effect is on the heart: your heart has receptors for this hormone, and oxytocin helps heart cells regenerate and heal from any stress-induced damage. This stress hormone strengthens your heart.
10:07
The cool thing is that all of these physical benefits of oxytocin are enhanced by social contact and social support. So when you reach out to others under stress, either to seek support or to help someone else, you release more of this hormone, your stress response becomes healthier, and you recover faster from stress. I find it amazing that your stress response has a built-in mechanism for resilience, and that mechanism is human connection.
10:42
I want to finish by telling you about one more study. This study tracked about 1,000 adults in the United States, ranging in age from 34 to 93. They were asked, “How much stress have you experienced in the last year?” They were also asked, “How much time have you spent helping out friends, neighbors, or people in your community?” Public records were then used for the next five years to find out who died.
11:19
The bad news first: for every major stressful life experience, like financial difficulties or a family crisis, the risk of dying increased by 30 percent. But that wasn’t true for everyone. People who spent time caring for others showed absolutely no stress-related increase in dying—zero. Caring created resilience.
11:51
Once again, the harmful effects of stress on your health are not inevitable. How you think and how you act can transform your experience of stress. When you choose to view your stress response as helpful, you create the biology of courage. And when you choose to connect with others under stress, you can create resilience. I wouldn’t necessarily ask for more stressful experiences in my life, but this science has given me a whole new appreciation for stress. Stress gives us access to our hearts—the compassionate heart that finds joy and meaning in connecting with others, and yes, your pounding physical heart, working so hard to give you strength and energy.
12:55
When you choose to view stress in this way, you’re not just getting better at stress—you’re making a profound statement. You’re saying that you can trust yourself to handle life’s challenges, and you’re remembering that you don’t have to face them alone.
13:13
Thank you.
13:23
Chris Anderson: This is kind of amazing, what you’re telling us. It seems amazing to me that a belief about stress can make so much difference to someone’s life expectancy. How would that extend to advice, like, if someone is making a lifestyle choice between, say, a stressful job and a non-stressful job, does it matter which way they go? Is it equally wise to go for the stressful job so long as you believe that you can handle it?
13:51
KM: Yeah, and one thing we know for certain is that chasing meaning is better for your health than trying to avoid discomfort. And so I would say that’s really the best way to make decisions—go after what it is that creates meaning in your life and then trust yourself to handle the stress that follows.
Alyssa Fu Ward, PhD 
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