Age, gender, and body size can affect the size of the left atrium, but several medical conditions can also be responsible. The left atrium is one of the four chambers of the heart. It’s located in the ...

Is Left 4 Dead 3 ever coming? It’s been over twelve years since Left 4 Dead 2 was first released on Steam. Does that make you feel old? Because I’m feeling pretty ancient right now. There’s been no ...

Brain scans indicate that left-handed people think differently from right-handed people. They tend to activate the right half of their brain more for certain tasks and functions. Experts suggest that ...

It can seem like an almost childish mistake, but a surprising number of adults confuse left from right and scientists are only just starting to understand why. When British brain surgeon Henry Marsh ...

Spain's Pedro Sánchez joined Italian centre-left leader Elly Schlein in Rome ahead of the campaign “The very soul of Europe is at risk,” Spanish Prime Minister Pedro Sánchez warned fellow European ...

If you’re experiencing left arm pain, anxiety could be the cause. Anxiety can cause muscles in the arm to become tense, and that tension could lead to pain. Although muscle tension — sometimes the ...

In some cases, left arm pain may be due to an injury to the muscle tissue or bone. However, left arm pain could also be a sign of a heart attack, which requires immediate medical attention. Being ...

About 10% of people in the world are left-handed. Lefties have to endure lots of little daily struggles righties might not think about. Swiping credit cards and cutting with scissors are just two ...

Scientists have found the first genetic instructions hardwired into human DNA that are linked to being left-handed. The instructions also seem to be heavily involved in the structure and function of ...

Gerard Gormley does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Giovanni Sala receives funding from the University of Liverpool. Fernand Gobet receives funding from the University of Liverpool and is Research Associate at the Centre for Philosophy of Natural & ...

Left atrial enlargement (LAE) is when the left side of the heart enlarges or swells, leading to breathlessness, fatigue, and other symptoms. It often affects people with high blood pressure and heart ...