The ear is divided into three areas 6,7 : The outer ear , which comprises the external ear (auricle) and ear canal The middle ear , which consists of the ear drum (tympanic membrane) and the three hearing bones (the ossicles: malleus, incus, and stapes) The inner ear , which comprises the cochlea, balance organs (saccule, utricle, and semicircular canals), vestibular and facial nerves, and internal auditory canal
It was discovered when researchers studying MT-II for tanning noticed significant effects on sexual arousal
The gut-brain axis means that significant microbiome changes can affect mood and anxiety levels
Neuroprotection and behavior research exploring compulsive behavior, addiction, sleepwake regulation, and neuroinflammation via central melanocortin pathways