Your sense of smell comes from the olfactory nerve, the first cranial nerve. Multiple sensory nerve fibers make up the olfactory nerve. This nerve plays a vital role in using your senses to enjoy your ...
Nerve flossing is a common technique taught to patients recovering from injury or nerve compression conditions like carpal tunnel syndrome.Photograph: Microgen Images/SCIENCE PHOTO LIBRARY/Getty ...
We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. Billions of nerve cells send signals coursing through our bodies, serving as conduits ...
3D illustration showing brain and active vagus nerve (tenth cranial nerve or CN X) Source: Axel_Kock/Shutterstock Stimulating the vagus nerve activates the parasympathetic branch of the autonomic ...
Neurons, the cells in brains and spinal cords that make up the central nervous system, communicate by firing electrical pulses. But scientists have found hints that neurons may transmit light as well, ...
How do embryos develop? Why does the cortex of the mammalian brain fold? How do we feel touch at our fingertips? These and other fundamental biological questions remain unsolved. Yet, scientists know ...
What situations make you feel nervous, fearful, or anxious to the point that you get butterflies and feel sick to your stomach? Are there people, places, or situations in your life that evoke a ...
If you’ve ever felt aches or pains that radiate down your legs, you may have been dealing with sciatic nerve pain. The sciatic nerve is the biggest in your body and starts in your back and goes down ...
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