Physical activity

How well your body turns food into usable energy, the engine beneath your weight, your energy, and much of your long-term risk. Movement is the strongest lever on it, which is why this result belongs in this pillar: it shows that your training changes your metabolism, not just the calories burned in one afternoon.

• 1-Methylhistidine
• Oxidized 13-HODE
• 2-Hydroxybutyrate
• 5-Oxoproline
• Alpha-linolenic acid
• Guanidinoacetic acid
• Ophthalmic acid
• Uric acid
• Adenosine
• Adenosine monophosphate
• Allantoin
• Alpha-ketobutyrate
• Asparagine
• Associated aspartate
• Betaine
• Citrulline
• Creatine
• Glucose
• Glutamine
• Plasma histidine
• Homoarginine
• Hypoxanthine
• IMP
• Inosine
• Isoleucine
• Leucine
• Methionine sulfoxide
• Nicotinamide
• Octadecanoylcarnitine
• Oxaloacetate
• Oxidized glutathione
• Pantothenate
• Phenylalanine
• Plasma proline
• Reduced glutathione
• Serine
• sn-Glycerol-3-phosphate
• Taurine
• Threonine
• Tryptophan
• Xanthine

It answers a question no step counter can ever answer: is your training paying off on the inside? This reads how your biology responds after exertion, whether the work produces real adaptation or only accumulating fatigue. It is the difference between exercising and truly progressing, and the first thing to check when the work stops producing results.

• 2-Methylbutyrylcarnitine
• 2,3-Bisphosphoglyceric acid
• 3-Hydroxyisovaleric acid
• 3-Methylhistidine
• 4-Guanidinobutyric acid
• Acetylcarnitine
• 1-Methyluric acid
• 15-Hydroxyeicosatetraenoic acid
• Kynurenic acid
• Methylmalonic acid
• Butyrylcarnitine
• Creatinine
• D-2-Hydroxyglutaric acid
• Dihydroxyoctadecenoate (9,10-DiHOME)
• Asymmetric dimethylarginine (ADMA)
• Associated gamma-butyrobetaine
• Kynurenine
• L-2-Hydroxyglutaric acid
• L-Methionine
• Linoleylcarnitine
• Methylsuccinic acid
• N-lactoyl-isoleucine
• N-lactoyl-leucine
• Normetanephrine
• Pseudouridine
• Spermidine
• Spermine
• Succinylcarnitine

The question is not how much you move, but what your body gets from it. This reads whether a minimum activity threshold is visible in your biology, something no step counter can confirm. The benefit is not the same for everyone: some people move little and derive a substantial biological benefit, while others move a lot for little gain. This result should track your steps, and that is precisely its value: it provides biological validation of activity for people without a wearable and lets those with one check whether their biology is truly keeping pace with their steps.

• Hippuric acid
• Indole-3-acetic acid
• Indole-3-lactic acid
• Indole-3-propionic acid, a tryptophan metabolite
• Associated citrate
• D-Mannitol
• D-sorbitol
• Associated glutamate
• LysoPE(18:0)
• Lysophosphatidylcholine (LPC 14:0)
• Mannose
• N-Acetylglutamine
• PC(16:0/22:6)

Your watch knows how long you sat. It does not know what that cost you. This reads the biological imprint of long periods of inactivity, where sedentary behaviour stops being a habit and becomes a bill. It is one of the results that changes fastest when the shape of your days changes.

• 2-Aminoadipic acid, a lysine derivative
• 4-Guanidinobutanoic acid
• Adrenic acid
• Nicotinic acid, a form of vitamin B3
• Urocanic acid
• Alpha-ketobutyrate
• Ectoine
• Histamine
• Histidinol
• Niacin metabolite
• Methylmalonate
• Phytosphingosine
• Sphinganine
• Sphingosine
• Triethanolamine