This wearable will deliver your caffeine fix through your skin

How much do you rely on caffeine to get through your day? Do you take two cups of coffee? Maybe three? Or do you prefer a bottle of juice that’s mostly just liquefied sugar? Whatever form it comes in, most of us need some kind of caffeine hit to get through that mid-afternoon slump. Unfortunately, not too long after the productive high, there’s an inevitable crash and we find ourselves slumping over to the kettle or out to the shop to source our next fix. It can often feel like taking...

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