Executive function describes a set of cognitive processes and mental skills that help an individual plan, monitor, and successfully execute their goals. The “executive functions,” as they’re known, ...

Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable information, and your ...

To really put an automobile through its paces, you have to cover a lot of ground. Good thing the Consumer Reports Auto Test Center sprawls across 327 acres in rural Connecticut. We push the cars and ...

Liver enzymes can fluctuate due to factors like hormonal changes or reactions to medications. Fluctuations are often temporary, but long-term changes may indicate a condition that requires medical ...

A hydrogen breath test can help determine if you have one of a few conditions that can affect your digestive health. It may tell you if you have too much bacteria in your gut, if you are lactose ...

Accidental urine leakage -- doctors call it “urinary incontinence” -- is a sign of a bladder control problem. It can be annoying or very embarrassing. It can keep you from fully enjoying your life, ...

Steffini Stalos, DO, FCAP, is a pathology and lab medicine physician. She is also the chief medical officer of the lab consultancy firm Blood Associates, LLC. Mean corpuscular hemoglobin concentration ...

Cardiologist Dmitry Yaranov has recently shared the 5 blood tests that can predict heart disease risk. "These blood tests can catch heart problems early — long before you feel symptoms," he has ...

反激中RCD钳位电路的电压分析。 一：如上图红框里面的电路是反激电源的钳位电路，用的RCD钳位，这一个电路在开关电源中非常常见，可以说现在市面上的反激大部分是用的这一电路。 设计这个电路的目的是吸收反激变压器漏感的能量，限制MOS功率管的最大 ...

The disease can be cured with antibiotics. A resident in South Lake Tahoe, California, has tested positive for plague, according to local health officials. The person is believed to have been bitten ...