When one gets into photography, they might think it's as easy as pointing a camera at their subject, pressing a button, and that's it. When they start taking classes, though, they start to see it's a ...

Negative symptoms refer to the absence of a behavior, ability, or characteristic. In schizophrenia, lack of motivation, difficulty experiencing pleasure, limited range of emotions, and speech ...

We’re all familiar with well-worn catchphrases extolling the benefits of positive thinking: “It’s the thought that counts.” “What you focus on expands.” Or, “Whether you think you can or you think you ...

When couples counseling fails, it’s typically because problems and issues are addressed while the attachment is negative. Attachment is the formation and maintenance of emotional bonds. Emotions in ...

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 ...

Kit Yates 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 their ...

There are many ways of classifying bacteria. One method is based on the cell membrane. In 1884, a bacteriologist named Christian Gram created a test that could determine if a bacterium had a thick, ...