Live Well Be Well with Sarah Ann Macklin | Health, Lifestyle, Nutrition How Wearables Affect Your Mindset and Long Term Health Tracking | Dr. Joana De Calheiros Velozo | Be Well Moments
Dec 5, 2025
Dr. Joana De Calheiros Velozo, a researcher specializing in wearables and health data interpretation, shares fascinating insights on how these devices can shape our mindset. She emphasizes that perceived sleep quality is often more indicative of wellbeing than objective scores. Joana advocates for focusing on long-term health trends instead of daily fluctuations, pointing out that single-number scores can cause stress. The duo also discusses how misinterpretation of data can lead to increased anxiety, urging listeners to trust their body’s signals.
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Personal Wearable Obsession
- Sarah Ann Macklin describes obsessing over wearable sleep scores and feeling worse after low readings.
- She recounts a love-hate relationship where scores changed her perception of rest and energy.
Subjective Sleep Trumps Scores
- Joana explains subjective sleep perception predicts wellbeing better than objective wearable scores.
- She warns that small score changes (≈5%) can directly worsen mood and health responses.
Focus On Long-Term Trends
- Zoom out and prioritise long-term trends over daily wearable scores to avoid overreacting.
- Monitor for chronic patterns that signal real problems rather than day-to-day fluctuations.