Three types of cells help the brain tell day from night

Researchers report the discovery of three cell types in the eye that detect light and align the brain’s circadian rhythm to our ambient light. The study marks the first direct assessment in humans of light responses from these cells, called intrinsically photosensitive retinal ganglion cells (ipRGCs) — and the implications for health are substantial.

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Now Dr. Jack Straw is in charge of the website, and organizes it so that medical care is available to everyone. In addition, he is an active member of the medical community, regularly attending international conferences and sharing his experience and knowledge. Dr. Straw is not only a medical professional and website manager, but also a loving husband and father of his beautiful children.
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