Something for the weekend, sir? The latest in sex tech

You can control everything from your heating to your exercise routine with an app, so why not bluetooth your sex life? Robina Gibb reports on the latest tech from the Sexual Health Expo in Los Angeles

Sonic youth: vaginal speaker lets you play tunes to foetuses

Babypod, a speaker inserted into the vagina, launches with ‘first concert for foetuses’ as 2009 Eurovision song contest contender sings to pregnant women

Fitness trackers enjoy healthy sales despite lack of evidence they work

Soaring Christmas sales for Fitbit and Jawbone are, on the face of it, good for UK’s obesity crisis. But there are concerns about privacy and effectiveness

Tech house of the future: take a look around

Smart ovens, living carpets, robot butlers and beds that remind you to have sex – then make themselves. Welcome to your home of tomorrow

Kitchen gadgets review: Nutribullet – the conversational mainstay of fitness bores

But what the Nutri-dullards don’t tell you is that this ‘nutrition extractor’ isn’t for healthy people – it’s for lazy people. And it’s brilliant!

Are fitness trackers bad for your health?

Gadgets that monitor fitness are untested, unscientific and can induce extreme anxiety in some people, according to a GP writing in the BMJ

Sense: A gadget to change the way we sleep

James Proud’s sleep monitoring device is a step beyond those on the market, sensing a range of environmental factors to help you get a better night’s sleep

Apple Watch has designs on health industry – but is it good for doctors?

The new Apple Watch comes with health apps and has an NHS partner – but will the right patients benefit? By Sarah Boseley and Alex Hern

The case for watches. Not iWatches or ‘smart’ watches. Watches that tell time

Kelly Jasper: Instead of Apple’s new wearable device, what if we all just wore good old-fashioned timepieces?

If you do it, flaunt it. Sharing your exercise routine is no bad thing

Rupert Myers: Runners are worryingly keen to upload their penis-shaped jogging routes – but at least they’re less tedious than snaps of babies or posh food