People who speak a language that has multiple words for different shades of colour perceive the shades more quickly. Bees have a phenomenal ability to perceive different shades of colour, and their ...

Untreated clinical depression is a serious problem. Untreated depression increases the chance of risky behaviors such as drug or alcohol addiction. It also can ruin relationships, cause problems at ...

Postural orthostatic tachycardia syndrome (POTS) is a condition that affects 1 to 3 million people in the U.S., including Olympic swimmer Katie Ledecky and singer Halsey. POTS is a chronic disorder ...

Anaphylaxis is a severe allergic reaction that can quickly become life threatening. It can affect breathing, digestion, and circulation within seconds of exposure. Symptoms can include wheezing, chest ...

“I view affect as the primary innate biological motivating mechanism, more urgent than drive, deprivation, and pleasure, and more urgent even than physical pain ...

Researchers studying gratitude have found that being thankful and expressing it to others is good for our health and happiness. Not only does it feel good, it also helps us build trust and closer ...

“The critical point is that the human being has evolved as a multimechanism system in which each mechanism is at once incomplete but essential to the functioning of the system as a whole.” –Silvan S.

Rheumatoid arthritis affects various parts of the body beyond the joints, including the skin, eyes, lungs, heart, and even the brain. In the bones and joints, it can cause pain, swelling, bone damage, ...

Forbes contributors publish independent expert analyses and insights. Alice G. Walton, PhD is a writer who covers health and mental health. This article is more than 9 years old. For a long time, ...