Evening exercise impacts sleep for longer than previously thought

A new study of nearly 15,000 people found that the window of late-night workouts in which sleep is impacted is actually much larger than previously thought, showing that exercising within four hours of bedtime can have a detrimental effect on shut-eye.

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Take note: 4G takes E Ink scribbling mobile with Bigme B7 launch

Digital notebooks with E Ink screens offer scribblers, jotters and doodlers an old school paper-like creative experience while also cramming in modern tech. The latest to join the party comes in the shape of a color E Ink tablet called the Bigme B7.

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New fuel switches US nuclear reactor from Regular to Premium

A US nuclear reactor has switched from Regular to Premium fuel with Southern Nuclear inserting four Lead Test Assemblies (LTAs) into the Vogtle Unit 2 reactor in Waynesboro, Georgia that contains uranium enriched above 5% – a US commercial first.

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Bike-mounted lock wraps its arms around whatever it can reach

Using a U-lock can be a hassle, as you have to pull it out of your bag, take it apart, then run its shackle through the bike's frame. The bike-mounted V-160 offers a simpler approach, in that you just push it head-first into whatever's at hand.

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Multi-sensor stethoscope excels at detecting faulty heart valves

Valvular heart disease (VHD) is a potentially fatal condition, yet it's hard to diagnose with a regular stethoscope. A possibly life-saving new stethoscope is claimed to be much better at the job, plus it can be used by just about anyone.

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Samsung promises to power mobile users with rugged Galaxy XCover7 Pro, Tab Active5 Pro

Samsung Electronics is unveiling the Galaxy XCover7 Pro and Galaxy Tab Active5 Pro, rugged new entrants into Nigeria’s enterprise device scene that are being engineered to keep frontline workers connected, productive and protected — from office floors to open fields.

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ADHD meds don’t work for everyone – a new study reveals why

Not everyone with ADHD responds to stimulants like Ritalin, which increase dopamine levels. New research suggests the drug’s effectiveness is less about the dopamine it produces and more about the number and type of brain receptors that respond to it.

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