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Biometric Encyclopedia

The ultimate clinical glossary for understanding your numbers. From RHR to BMI, we decode the metrics that define your longevity.

Body Mass Index (BMI)

A simple look at your weight relative to your height.

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Resting Heart Rate (RHR)

How often your heart beats each minute when you're completely still.

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Waist-to-Height Ratio (WtHR)

A powerful measure of how your body store energy around your center.

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Relative Fat Mass (RFM)

A smart way to estimate your body fat using just a tape measure.

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Lean Body Mass (LBM)

Everything in your body that isn't fat.

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Biological Age

A measure of how young your body feels and functions on the inside.

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Basal Metabolic Rate (BMR)

The energy your body naturally uses just to keep you thriving each day.

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Heart Rate Variability (HRV)

The tiny variation in time between each of your heartbeats.

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VO2 Max

The maximum amount of oxygen your body can use during a workout.

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Grip Strength

The maximum strength of your hand muscles.

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Macronutrients (Macros)

The primary 'building blocks' of your nutrition.

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Visceral Fat

The fat stored deep inside your belly, surrounding your organs.

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Blood Glucose

The amount of sugar in your blood which fuels your cells.

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Cholesterol Ratio

A look at your 'good' vs. 'bad' cholesterol balance.

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Sleep Efficiency

The percentage of time you spend actually sleeping while in bed.

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Hydration Status

Ensuring your body has the right amount of water to keep everything flowing.

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Walking Speed

How quickly you naturally walk during your daily adventures.

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Bone Resilience

A measure of how strong and dense your 'inner frame' is.

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Phase Angle

A measure of the health and integrity of your individual cells.

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Lung Vitality

The amount of air your lungs can hold and move.

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Body Water %

The total amount of fluid in your body as a percentage of your weight.

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Recovery Window

How quickly your heart rate returns to normal after joyful movement.

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