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Physiology News

Essential Science: Where coffee works like cannabis

Coffee is well known as a psychostimulant, however its effect on the body’s metabolism, in dozens of different ways, such as of steroids and the neurotransmitters, in a similar way to cannabis, is a new medical discovery.

Physical source of depression identified

A connection between depression and physiology has been found from a new research study. This indicates that depression is associated with the lateral orbitofrontal cortex of the brain.

New insights on how depression and anxiety change the body

A new study suggests that depression and anxiety change the body in different ways, with depression affecting the stomach and anxiety affecting the skin. This highlights how mental problems and physical disorders are often interlinked.

The brains of people who lie regularly change

London - The more a person lies, the more their brain becomes desensitized to lying, according to a new study. Whether it is scientific, political or financial fraud, or infidelity, the brain can adapt to the continued lying so the process becomes easier.

Do our bodies really have more microbes than human cells?

Pick up a text book on microbiology or human physiology. Chances are you’ll stumble across a reference to the number of microorganisms in the human body exceeding the number of cells ten-fold. But is this correct?

Genetic clue to breast cancer relapses

Cambridge - Researchers have uncovered a genetic reason for why some types of breast cancer in some people reoccur. Understanding the reason for relapses could help with future treatment.

Holding cells in limbo may combat cancer

A new study has found that delaying cellular activity can help keep cancer in control and may also slowdown the process of aging. This has been found through some molecular biological investigations.

Dinosaurs really were warm-blooded, study suggests

Dinosaurs grew quickly and were warm-blooded just like modern mammals, says a scientist who researched the metabolism of these ancient creatures.

Weird anatomical mashups (includes video)

Artist Brian Andrews has created some animation called “Hominid.” With his work he has combined skeletons of humans, animals, arachnids and insects. It makes for some intriguing, if disconcerting, images.

Long slow workouts, or short fierce bursts? The debate returns

The merits of long training sessions and short, hard workouts have never been settled, but some rats in Japan have reopened the argument with a vengeance. A very high contrast experiment has come out in favor of the short workout.

New evidence supports biological basis for 'gay brain' theories

Newly published research uses modern imaging technology to compare sizes of specific brain structures between subjects, while past studies have relied primarily on brains of deceased persons, when studying the biology of sexual preference.
 

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