If you suspect you have a copper deficiency, it's best to see a doctor before using ingestible copper supplements. But wearing copper is generally seen as harmless.

如果你觉得自己缺铜，在使用可吸收铜作为辅助之前，最好是去看医生。不过一般认为，佩戴铜饰无害健康。

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These ingestible sensors have been used for a few years, with no report of adverse events.

这些可摄入传感器已被用于几年，随着不良事件的报告。

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Ingestible sensor chips are an idea a little easier for most people to swallow.

FORBES: Ingestible, Implantable, or Intimate contact; How Will You Take Your Micro-scale Body Sensors

Silicon Valley's Proteus Digital Health has won regulatory approval for ingestible sensors -- pills with chips inside that communicate with a smartphone app as they pass through the body.

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