Tests & trackers
At-home tests and scores.
2 pages, each grading the claims by what the studies found. How we grade.
Longevity & agingViome, Superpower and At-Home Health Tests: Does the Plan Help? GradedGut RNA tests and 100-biomarker blood panels promise a personal plan. What trials of health checks and test-based advice actually found.Focus & brainMuse Brain Age: Can a Headband Tell Your Brain’s Age? GradedBrain-age models from lab EEG are a real research tool. We found no published study of Muse Brain Age or of what its score predicts.