As humans, we perceive feelings from our bodies that relate our state of well-being, our
energy and stress levels, our mood and disposition. How do we have these feelings? What …

Research on testosterone-behavior relationships in humans is assessed in relation to a
version of the challenge hypothesis, originally proposed to account for testosterone …

Romantic and maternal love are highly rewarding experiences. Both are linked to the
perpetuation of the species and therefore have a closely linked biological function of crucial …

The neural correlates of many emotional states have been studied, most recently through
the technique of fMRI. However, nothing is known about the neural substrates involved in …

One fundamental question concerning brain reward mechanisms is to determine how
reward-related activity is influenced by the nature of rewards. Here, we review the …

There is dual tactile innervation of the human hairy skin: in addition to fast-conducting
myelinated afferent fibers, there is a system of slow-conducting unmyelinated (C) afferents …

Temperature sensation is regarded as a submodality of touch, but evidence suggests
involvement of insular cortex rather than parietal somatosensory cortices. Using positron …

Most prior research on the neurobiology of addiction has focused on the role of subcortical
systems, such as the amygdala, the ventral striatum and mesolimbic dopamine system, in …

Abstract [This book presents] explanations of motivation, using an eclectic framework that
balances biological, behavioral, and cognitive theories. Not only are these theories …

Although compulsive sexual behaviour (CSB) has been conceptualized as a “behavioural”
addiction and common or overlap** neural circuits may govern the processing of natural …