How accurate is Apple Watch VO2 max?

Is VO2 on Apple Watch accurate?

The relationship between heart rate and VO2 Max is not precise, and it varies from one individual to another. For example, it depends upon factors when the heart rate was measured. … So Apple’s predicted VO2 max, or for that matter, Garmin or any other fitness tracker, may not be very accurate.

How accurate is Apple Watch VO2 max calculation?

The relationship between heart rate and VO2 max is not precise, and it varies from one individual to another. So Apple’s predicted VO2 max may not be very accurate. The estimate is also dependent upon your Apple Watch’s heart rate sensor. And while that’s pretty good, it is not infallible.

What is a good VO2 max on Apple Watch?

Apple Watch supports a VO2 max range of 14-60 mL/kg/min that is validated for users 20 years or older. To estimate your cardio fitness level, your Apple Watch also takes into account your: Age.

How does Apple calculate VO2 max?

Apple says it tracks lower ranges of VO2 max by using Watch sensors like the heart rate monitor and accelerometer. Typically, VO2 max is calculated using specialized equipment in a lab while someone exercises on a treadmill or other piece of equipment.

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What is a good VO2 max by age?

Maximal oxygen uptake norms for men (ml/kg/min)

Age (years)
rating 18-25 46-55
excellent > 60 > 45
good 52-60 39-45
above average 47-51 36-38

What is a good VO2 max for a man?

VO2 Max Chart for Men (ml/kg/min)

Classification 18-25 26-35
Excellent >60 >56
Good 52-60 49-56
Above average 47-51 43-48
Average 42-46 40-42

Does Apple Watch overestimate calories?

First, the Apple Watch, like virtually every other fitness tracker, doesn’t measure calories accurately. Stanford researchers tracked energy expenditure with the Apple Watch along with six other fitness trackers, and they found readings that deviated from their standard by up to 43 percent.

How quickly can VO2 max improve?

How long does it take? If you’re currently inactive, you’ll likely notice improvements in your aerobic capacity in about four to six weeks after you start training. The fitter you are, the longer it will take to see an increase in your Vo2 max. To continue making progress, you’ll need to make your workouts harder.

Why does my VO2 max keep going down?

An elevated heart rate is an indicator of higher fatigue from workouts. Average heart rate and VO2 Max are inversely related. If the average heart rate goes up it causes the Garmin VO2 Max to go down when training is increased either by intensity or distance or both.

Is it bad to have a low VO2 max?

According to the American Heart Association (AHA) a low VO2max – meaning a higher fitness age – is associated with increased risk of cardiovascular disease and all-cause mortality.

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Is a VO2 max of 53 good?

The average non-trained male achieves a VO2 max of roughly 30 to 40 mL/kg/min. The average non-trained female scores roughly 27 to 30 mL/kg/min. … A good VO2 max score for a 30-year-old man is 50-55 mL/kg/min, while a good a score for a 30-year-old woman is 45-50 mL/kg/min.

Is a lower VO2 max better?

Understanding VO2max

The first thing to understand is that a higher VO2max is generally better than a lower VO2max. A higher VO2max means that your body is better at taking oxygen from the air and delivering it to your muscles.