{
  "id": 18751728,
  "title": "The UV-tracking Gem made me rethink how sunlight affects my health, not just my appearance",
  "url": "https://urgent.news/2026/11/07/the-uv-tracking-gem-made-me-rethink-how-sunlight-affects-my-health",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-11-07T17:00:00.000Z",
  "source": {
    "name": "The Verge",
    "slug": "the-verge",
    "url": "https://www.theverge.com/tech/1023230/the90-gem-necklace-hands-on-impressions"
  },
  "original_language": "en",
  "account": "In the sweltering heat of a 90-degree day in Los Angeles, avoiding the sun wasn't an option for the reporter, who was attending a relative's outdoor party. She sought refuge beneath a patio umbrella with a powerful fan, believing herself shielded from both heat and sunlight. However, an hour later, she found herself feeling unwell, a symptom consistent with heat exhaustion.\n\nIn the midst of her discomfort, she received a notification from her UV-tracking necklace, called Gem, which warned of a significant increase in her UV exposure. The reporter was taken aback, realizing that UV radiation was not entirely repelled by the umbrella and could be reflected or scattered by various environmental factors. Despite her efforts to protect herself, she had been exposed to considerable UV radiation.\n\nThis incident led to an unexpected discovery: one of the reporter's medications heightened her sensitivity to heat. She had experienced similar episodes in the past, but this occurrence prompted her to delve deeper into the matter. Since then, she has been more cautious about her time spent outdoors during peak heat hours, ensuring she stays hydrated and attunes herself more closely to her body's reactions.\n\nInitially, the reporter was motivated by vanity to track UV exposure, as she had been experiencing premature signs of aging. However, her Indian heritage and proximity to the beach in sunny LA had kept her from fully appreciating her actual UV exposure. The Gem proved useful in highlighting these metrics, offering estimates of UVA and UVB radiation separately. While UVB aids in vitamin D synthesis and sunburn prevention, UVA contributes to premature aging even without the visibility of sunburn.\n\nThe Gem's circular pendant, priced at $249, comes with a thin, gold or silver chain to complement various outfits. The sensor, which measures UV radiation separately, lasts for almost a week on a single charge. The accompanying mobile app provides user-friendly graphs and explanations, enabling users to track their UVA and UVB exposure, estimate vitamin D production, and assess their skin aging risk. The app also offers personalized skincare advice and a daily Sun Score, which balances sunlight's benefits against the risks of overexposure.",
  "summary": "With temperatures rising to the 90s in Los Angeles, avoiding the heat wasn't exactly an option while I was at a relative's outdoor party in August. So I sat beneath a patio umbrella with a powerful fan nearby, figuring I was protected from the sun and heat. Half an hour later, I felt exhausted, dizzy, […]",
  "key_points": [
    "Reporter's UV-tracking necklace, Gem, revealed hidden sun exposure",
    "Medication heightened sensitivity to heat, causing past episodes",
    "Gem app provided UV exposure metrics and skincare advice"
  ],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}