A recent study published in Scientific Reports evaluated to what extent symptoms are present before, during, and after a positive SARS-CoV-2 polymerase chain reaction (PCR) test. The study also ...

Hepatitis A blood tests check for immunoglobulin M (IgM) and immunoglobulin G (IgG) antibodies. An IgG-positive and IgM-negative result may suggest immunity to hepatitis A. A doctor may request a ...

Although chlamydia is highly contagious, it does not always transmit to a person’s sexual partners. It is also possible to have a false-negative or false-positive test result. Having more frequent sex ...

I’ll never forget the day I learned about Facebook’s $19 billion WhatsApp acquisition. Instead of celebrating my own recent success as an author, I found myself spiraling into a pit of self-doubt.

It is common for Internet of Things (IoT) devices, industrial sensors, meters, precision, and medical equipment to require both a positive and negative voltage. Often, these voltages must be ...

Yes, social media poses many challenges. They are designed to keep us hooked and release the neurotransmitter dopamine that makes us spend way more time on it then we intended to. And yes, ...

This study provides important evidence that negative affect is associated with slower cognitive processing in daily life, with findings replicated across three independent samples and supported by ...