Hektoen International

A Journal of Medical Humanities

Tag: melatonin

  • A note on circadian clocks

    JMS PearceHull, England I first started to enquire about circadian rhythms when wondering what it was that caused the periodicity of migraines in relationship to such diverse factors as emotions, tiredness, relaxation, hormonal changes, bright lights, and noise.1 The periodic threshold appeared susceptible to hypothalamic function, which in turn was modulated by seasonal patterns and…

  • The pineal: seat of the soul

    JMS PearceHull, England, United Kingdom The pineal for millennia had been a structure of mystery. In Ancient Egyptian culture, The Eye of Horus was a sign of prosperity and protection, often referred to as the third eye. In Ayurvedic physiology it corresponds to the sixth chakra—Ajna, located in the middle of the forehead, representing intelligence,…