Diabetes is nothing to take lightly but many of its life-threatening dangers can be avoided by vigilance. Sadly, despite our hi-tech age, monitoring blood sugar levels still feels almost medieval, drawing a drop of blood to feed into portable glucometers. Luckily, science and technology might be on the verge of coming up with less invasive means to measure glucose levels. At the University of Leeds in the UK, a small device utilizes lasers to do all the measuring, and it’s low-powered enough not to do any damage to your skin, much less prick it.
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https://www.slashgear.com/prick-free-way-to-monitor-glucose-might-be-the-future-19393548/