1
Smart ring maker Oura files to go public
智能戒指市场领军者Oura提交IPO申请，用户已售550万枚，健康追踪赛道再掀波澜。
The Finnish company said in September that it has sold 5.5 million smart rings to date.
2
The Fitbit App Is Losing All These Features
Fitbit App功能大削减，睡眠动物等特色即将消失，账户全面迁入Google。
Sleep animals, badges, direct messages, forums, and more are disappearing.
3
Show HN: Ask Claude about your sleep, runs, and recovery
用Claude分析你的睡眠、跑步和恢复数据，只需连接可穿戴设备即可。
Hey HN, A few months ago I posted here to announce Pace. A lot of very helpful technical questions about the JSONB approach, MCP streaming, rate limit…