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Stop Working Out So Much On Your 'Rest Days'

Workout days in your exercise program are simple to follow: you just do the workout. Then, on your “rest days”, you feel like a lost duckling. Do you run on the treadmill? Or maybe do lighter weights? A bike ride on a unicycle up a mountain sounds nice. How about this: try actually letting your body rest.


Create Better Mental Reminders By Using Visual Cues

When it comes to most daily tasks, a to-do list or app will help you remember everything. For other, less-urgent tasks that don’t make it on your list, however, a recent study suggests some solid visual cues will help you out quite a bit.


What The Hell Are Uvulas For?

That dangly, speed-bag-looking thing at the rear of your mouth is called your palatine uvula, or just uvula for short. What’s it for? That’s a good question. People have been asking this for hundreds of years (seriously), and their answers are… mysterious.


How Much Sugar Is It OK To Eat?

If you’re an average-sized adult eating and drinking enough to maintain a healthy body weight, you should consume no more than 12 teaspoons of sugar per day. But what does this translate to when it comes to popular foods and beverages? We investigate.


Lifehacker 101: Neural Networks And AI Explained

If you use Google’s Photos app, Microsoft’s Cortana, or Skype’s translation function, you’re using a form of artificial intelligence (AI) on a daily basis. AI was first dreamed up in the 1950s, but has only recently become a practical reality — all thanks to software systems called neural networks. This is how they work.


A Scientific Guide To Handling Passive-Aggressive People

Dealing with people who exhibit passive-aggressive behaviour is easily one of the most challenging aspects of our professional and social lives. Here’s what you need to know about this annoying personality quirk and how you can handle people who express their hostility in indirect and backhanded ways.


Does Your Dog's Breed Really Determine Its Personality?

Dog enthusiasts will frequently tell you that certain dogs have certain characteristics: Golden Retrievers are friendly, German Shepherds are protective, and Corgis are smarter than a fifth grader. But is a dog’s breed really such a great predictor of its personality?


Everything You Wanted To Know About Huntsman Spiders (But Were Afraid To Ask)

You’re driving along and you open the sun visor. You’re cleaning at home and bump a painting hanging on the wall. Suddenly, out runs a huge, hairy spider. Australia’s huntsman spiders are the stuff of myths and nightmares. But these are also the most interesting of their family, and deserve their place in the pantheon of Australian wildlife.


Thinking Cap: Podcasts, Articles And Clips To Make You Smarter

Some morning inspiration, career options your careers advisor probably never suggested and the real health benefits of yoga (that don’t require pricey pants), all in this week’s Lifehacker Thinking Cap!


Are Photographic Memories Real (And Could You Have One?)

There are people out there who can remember almost every detail of what they did on a random day ten years ago. But is it possible to have an actual photographic memory, whether developed by nature or nurture? Here’s the truth.


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