Summer is the ideal time to frolic out in the sun, but theres always the risk that youll neglect the amount of water that youre taking in. Sandia National Laboratories is hoping to put an end to that, after designing a wrist-worn sensor that lets you know when youre dehydrated. An array of micro-needles on the underside of the watch-like device sticks into your skin to measure your interstitial fluid levels — broadly speaking, the water that sits between your cells.
Comments are closed.
