the large fibers that travel up Alina’s spine.

the more stressful an experience is

the science of behavior and mental processes.”

Couples who are equally responsible for child care report increased levels of relationship dissatisfaction.

The social influences related to tickling are missing.

a learned response to a previously neutral stimulus.

the selective pruning of unused neurons and connections.

we link two stimuli and thus anticipate events.

Jeffrey’s somatosensory cortex is experiencing increased activation.

Children from divorced homes fare much better if they are raised by their mothers.