James Chen, CMT is an expert trader, investment adviser, and global market strategist. David Kindness is a Certified Public Accountant (CPA) and an expert in the fields of financial accounting, ...

If you’ve ever felt dizzy, lightheaded, or like you were about to faint, but you didn’t lose consciousness, you may have experienced presyncope. It can be caused by many conditions, including heart ...

BACKGROUND Vasovagal syncope is usually associated with a sudden drop of blood pressure and/or heart rate. However, occasionally the symptoms of syncope induced by orthostatic stress testing are not ...

Esports has transformed from a niche hobby to a multibillion-dollar industry. As the industry matures, many skilled players are looking to transition from casual play to professional competition. That ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. David Kindness is a Certified Public ...

Adults aged 40 years or older presenting to the emergency department (ED) with presyncope (near-fainting) or syncope (fainting) had similar rates of 30-day serious cardiac outcomes (5.2% vs 4.7%), ...

Mania is a state of extreme mood changes, including euphoria or irritability. People who have manic episodes may talk fast, need less sleep, and engage in risky behaviors like spending sprees. Mania ...

Decades of research suggest that the quality of our social ties might be the single biggest predictor of our well-being. Social connections are sometimes called “social capital” for good reason: They ...

Exposure to microgravity results in physiological deconditioning, including orthostatic intolerance. Artificial gravity (AG) from short-arm centrifuges is being tested in ground-based studies to ...

Background— Most subjects with blood/injury phobia experience syncope or presyncope as part of the phobic response. We tested the hypothesis that these subjects have a constitutional autonomic ...

COVID-19 vaccination has been the subject of immense scrutiny and misinformation since the vaccines were first administered in the U.S. nearly four years ago. In the first year alone, it is estimated ...

Researchers have long disagreed over what constitutes open-source AI. An influential group has offered up an answer. Open-source AI is everywhere right now. The problem is, no one agrees on what it ...