I'm a physician. I see the physiological changes that…

In weightlessness, one of the physiological changes is a fluid shift. Your blood and fluid is equally distributed in your body. So that makes…

— Mike Mullane

“Every activity of mind produces chemical and physiological changes in the nerve-centres, in the organs, and eventually in the whole body; while every activity…

— Kaiten Nukariya

“trauma produces actual physiological changes, including a recalibration of the brain’s alarm system, an increase in stress hormone activity, and alterations in the system…

— Bessel A. van der Kolk

Most people believe that aging is normal but nobody defines what normal aging is.

— Deepak Chopra

“Most fragility fractures are a disease without a specific illness; they are part of normal aging.”

— Nortin M. Hadler

Physiological psychology is, therefore, first of all psychology.

— Wilhelm Wundt

The living cell almost always contains, locked in its interior, the visible or invisible products of its physiological activity or its nourishment.

— Albrecht Kossel

We are intelligent atoms. We are intelligent organic structures. We can change who we are. We can heal ourselves. With genetic engineering, we are…

— Frederick Lenz

Physiology, in its analysis of the physiological functions of the sense organs, must use the results of subjective observation of sensations; and psychology, in…

— Wilhelm Wundt

Nine-tenths of the appeal of pornography is due to the indecent feelings concerning sex which moralists inculcate in the young; the other tenth is…

— Bertrand Russell

The patterns of activity of neurons in sensory areas can be altered by patterns of attention. Experience coupled with attention leads to physical changes…

— Michael Merzenich

The powers, aspirations, and mission of man are such as to raise the study of his origin and nature, inevitably and by the very…

— Richard Owen

Perhaps the most significant thing a person can know about himself is to understand his own system of values. Almost every thing we do…

— Jacque Fresco

This substance, which is manifold in its forms and protean in its transformations, has, in its state of living matter, one physiological name which…

— Asa Gray

My task was to show the psychologists that it is possible to apply physiological knowledge to the phenomena of psychical life.

— Ivan Sechenov