Latest articles
Research, guides, and perspectives on exposure around you.
6 articles
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Pollen allergy: symptoms when concentrations spike
Eyes, nose, lungs and skin can move together. How to read ClearSpot taxa, RAEP-style bands and thunderstorm asthma risk without replacing your allergist.
1 min read
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Air pollution symptoms: who is really at risk on a hot ozone day
PM2.5, ozone peaks and NO2 spikes hit different groups. A calm checklist for sensitive lungs and hearts, aligned with WHO-style thresholds in the app.
1 min read
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Urban NO2: a 48% drop in Greater Paris, but diesel corridors still bite
Airparif trends look good on average, yet street canyons stay above WHO limits. How ClearSpot treats NO2 separately from PM2.5 in the exposure chip.
1 min read
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PM2.5 under the microscope: invisible grains that reach the bottom of your lungs
WHO cut the annual guideline to 5 micrograms per cubic metre while EU limits lag. What chronic PM2.5 does beyond coughs, and how ClearSpot flags it.
1 min read
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Pollen seasons start earlier: about two weeks ahead of 1970, and why it matters
Warming winters pull birch and cypress forward on the calendar. ClearSpot keeps pollen alerts useful outside the classic spring window.
1 min read
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Birch, ragweed and cypress: the three allergens that swing your ClearSpot pollen score
Fifty grains per cubic metre can mean nothing or everything. Here is why cypress, birch and ragweed dominate the clinical picture in France and Europe.
1 min read
