What kind of metric for yourself do you wish that you could have?

It doesn't have to be something that's scientifically measurable.

What I want, and I actually think that this is possible, their company is working on it,

I want a way to know when my brain is working best, so I can like use that time to do something important.

I wish that I had some sort of like wearable health tracker that would allow me to know who irritates me the most.

I want a doctor's note, basically, so I can stay away from people that I don't like.

A few years ago, I inherited an old Apple Watch from my husband.

And though I don't use it all the time, I have found some comfort in knowing how many steps I'm walking or whether or not I'm standing up enough between meetings.

But I still felt like it was kind of a niche thing.

Up until I heard that about 30% of Americans wear some kind of wearable health tracker as of 2020.

From the Apple Watch to aura rings, garmin watches, and WootBans, there's a whole market of

devices out there that track all kinds of things, heart rate and steps, of course, but also

sleep quality and stress.

And the more I looked into it, the more I could see why they're more popular than I thought.

There's a lot of evidence that health tracking can be good for us.

Studies have shown that fitness trackers are effective at increasing physical activity

and can pretty accurately detect issues like arrhythmia. But the thing I've been puzzling over

is why they're getting a promotional boost from some very influential people.

My vision is that every American is wearing a wearable within four years.

That's Secretary of Health and Human Services, Robert F. Kennedy, Jr.

We don't have a lot of help to understand what choices to make for our own body.

And that's where wearables and especially bio-wearables, I think, can be very,

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