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The psychology of post-traumatic stress disorder – Joelle Rabow Maletis

Many of us will experience some kind of trauma during our lifetime. Sometimes, we escape with no long-term effects. But for millions of us, those experiences linger, causing symptoms like flashbacks, nightmares, and negative thoughts that interfere with everyday life. This phenomenon, called post-traumatic stress disorder, or PTSD, isn’t a personal failing; rather, it’s a […]

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How this disease changes the shape of your cells – Amber M. Yates

What shape are your cells? Squishy cylinders? Jagged zig-zags? You probably don’t think much about the bodies of these building blocks, but at the microscopic level, small changes can have huge consequences. And while some adaptations change these shapes for the better, others can spark a cascade of debilitating complications. This is the story of […]

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What happens when your DNA is damaged? – Monica Menesini

The DNA in just one of your cells gets damaged tens of thousands of times per day. Multiply that by your body’s hundred trillion or so cells, and you’ve got a quintillion DNA errors everyday. And because DNA provides the blueprint for the proteins your cells need to function, damage causes serious problems, such as […]

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Rosalind Franklin: DNA’s unsung hero – Cláudio L. Guerra

The discovery of the structure of DNA was one of the most important scientific achievements in the last century, in human history, in fact. The now-famous double helix is almost synonymous with Watson and Crick, two of the scientists who won the Nobel Prize for figuring it out. But there’s another name you may know, […]

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What happens during a heart attack? – Krishna Sudhir

Approximately 7 million people around the world die from heart attacks every year, and cardiovascular disease, which causes heart attacks and other problems like strokes, is the world’s leading killer. So what causes a heart attack? Like all muscles, the heart needs oxygen, and during a heart attack, it can’t get enough. Fatty deposits, or […]

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What is bipolar disorder? – Helen M. Farrell

What is bipolar disorder? The word bipolar means two extremes. For the many millions experiencing bipolar disorder around the world, life is split between two different realities – elation and depression. Although there are many variations of bipolar disorder, let’s consider a couple. Type 1 has extreme highs alongside the lows, while Type 2 involves […]

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