These symptoms include escalation of drug use, neurocognitive deficits, resistance to extinction, increased motivation for drugs, preference for drugs over nondrug rewards....Read more

Tea is already the second-most consumed beverage after water and between a booming population and a growing wellness industry extolling its benefits....Read more

Your body prepares to deal with the stressor, interpreting the anxiousness as a signal that you'll need to stand your ground or escape from danger. Your muscles become primed to act, leading to a trembling sensation, twitching, or shaking....Read more

It’s three a.m., but you don’t need to check your phone to know that. You know it’s that time because you always wake up at three a.m. It’s like your brain is equipped with a silent, malfunctioning alarm clock that rings you awake each night despite your earnest intention to slee ......Read more

Every time I walk down the stairs, my ankle clicks. It's subtle, but definitely noticeable. Click, click, click, click, click...you'll hear it the whole way down. When I first heard the noise I freaked out, sure that it meant major walking issues down the line....Read more

Even though the history of women inventors is just as long as men’s, the innovative work of women is often left out of the picture (especially when men take credit for it)....Read more

Human skin, in human anatomy, the covering, or integument, of the body’s surface that both provides protection and receives sensory stimuli from the external environment....Read more

There's a reason people say that truth is stranger than fiction. Between impressive inventions and natural oddities, the world can be a pretty incredible place. ...Read more

Few medical diagnoses strike fear in people like hearing you have a parasite, but it happens more often than most think. Parasites are responsible for a range of different illnesses in the world, including in the U.S., and they’re not just of the tapeworm variety....Read more

The number on the sticker is called “PLU Code”, which means “Price Look-up Code”. If you think these numbers are used for identification purpose only, you are wrong....Read more

Lemons and other citrus fruits are well known for their colourful pitted skins and tart, refreshing taste. Lemons contain citric acid and have a high vitamin C content. The peel of a lemon consists of two layers: the outer zest and a white inner layer, the pith....Read more

They represent your emotions and thoughts, as well as your personality and even the state of your health....Read more

Ageing is inevitable and we all will experience it at one point. But as we age, there are certain parts that give away the tell-tale signs more easily than others....Read more

The value of currency is determined by its selling and purchase price as a commodity. This is affected by the amount of currency that is bought. When a currency is very popular and many people buy it, then its value increases. However, when a currency is not purchased often, then ......Read more

Safe handling and preparation of food is crucial to ensuring food safety, whether you’re a vendor at a farmer’s market or the world’s largest franchise. Any type of contaminated food could be life-threatening....Read more