If you’ve received a brand-new fitness tracker for Christmas, or have given yourself the admirable New Year’s resolution of getting fitter, then you’ll want to know how to use tech to achieve this ...

Jake Peterson is Lifehacker’s Senior Technology Editor. He has a BFA in Film & TV from NYU, where he specialized in writing. Jake has been helping people with their technology professionally since ...

The necessity to track our smartphones has escalated as smartphones have become essential life accessories in contemporary society. A mobile phone with an IMEI (International Mobile Equipment Identity ...