Blog
Blood age vs fitness age vs metabolic age: which should guide you?
Blood age vs fitness age vs metabolic age explained with a practical decision table for labs, training, body composition, and longevity tracking.
LDL particle number vs ApoB: when advanced lipid tests disagree
LDL particle number vs ApoB explained: why advanced lipid tests can disagree, when ApoB is usually clearer, and what to ask your clinician.
Air purifier vs ventilation: which improves indoor air quality more?
Air purifier vs ventilation: compare when filtration, outdoor air, or both improve indoor air quality, from PM2.5 to CO2 and cooking emissions at home.
ApoB target by risk level: how low is low enough?
ApoB target by risk level depends on your ASCVD profile, not a lab flag. See practical cutoffs, treatment context, and what to discuss with your clinician.
Brain fog vs MCI: when forgetfulness needs attention
Brain fog vs MCI: compare patterns, escalation thresholds, and signs that everyday forgetfulness deserves a clinician conversation, not self-diagnosis.
BUN creatinine ratio high: dehydration, protein, or kidney risk?
BUN creatinine ratio high can point to dehydration, protein load, GI bleeding, or kidney stress. Learn what the pattern means and what to ask next safely.
HOMA-IR vs fasting insulin: which is easier to act on?
HOMA-IR vs fasting insulin explained: which marker is easier to act on, when each adds value, and how to use both safely with your clinician in real life.
Insulin resistance in perimenopause: why it rises before menopause
Insulin resistance in perimenopause can rise before menopause. Learn why hormones, visceral fat, sleep, and muscle change glucose control in midlife years.
Low HRV with normal resting heart rate: what it means
Low HRV with normal resting heart rate can mean noise, stress, or under-recovery. Learn when to train, rest, retest, or ask for medical help safely today.