The world's first health app could monitor people's glucose¹ levels without breaking the skin - a development which has been described as the "holy grail" in diabetes² care.

世界上首款皮外监测血糖水平的健康应用问世，这一进展被形容为糖尿病护理中的“圣杯”。

The Epic³ app could also help people find out if they could develop diabetes and need to make lifestyle changes to avoid it becoming a reality.

“史诗”应用也可以帮助人们判断自己是否可能患糖尿病，以及是否需要改变生活方式以预防糖尿病。

Users will only have to place one fingertip over the camera lens of their smartphone, the London-based firm has stated.

这家总部位于伦敦的公司声称，用户只需将指尖放在其智能手机摄像头前。

A series of close-up images are taken which accurately⁴ show information about the user's blood flow.

摄像头会拍摄一系列特写图像，可精确反映用户血流等信息。

These are then sent to the cloud for analysis and can provide feedback on all kinds of vital information - from heart rate to temperature to blood pressure. It can also tell people about their respiration⁵ and blood oxygen saturation⁶.

然后这些图像被送往云端进行分析，并产生所有关键信息的反馈--心率、体温、血压等。这款应用还能让用户了解自己的呼吸和血氧饱和度。

Developers say the app will be available to download - free of charge - on Android and iOS at the end of this year.

开发者称，这款应用将于今年年底登陆安卓和iOS平台，并提供免费下载。

Almost all pre-existing glucose monitoring equipment is invasive - and many companies including Apple have talked of trying to develop a non-invasive method of testing.

几乎所有目前的血糖检测设备都是侵入式的，因此包括苹果在内的许多公司都宣称将尝试开发一种无创检测手段。