Horses and the effects of flying

“Horses are the only species other than man transported around the world for competition purposes.” – say investigators Domingo Tortonese, Julie Townsend, Cathy Fuller, ‘Twink’ Allen and Roger Short in ‘Jetlag in the horse: Neuroendocrine mechanisms underlying the effects of transmeridian flying on equine performance.’ “Changes in the 24h light:dark cycle, such as those associated […]

Extraocular Phototransduction: more than meets the eye? (part 2)

We recently drew attention to the 1998 discovery at Cornell regarding the possibility of tweaking one’s cicadian rhythms by shining a bright light at the back of one’s knees. But continuing research into extraocular (outside the eye) light stimuli has turned to the possibility of a more direct route. Why not shine a light directly […]