Why don’t we get goosebumps on our face?

Goosebumps are known to doctors as a manifestation of the pilometer reflex. The reflex, triggered by cold and the adrenaline rush of strong emotions, involves the arrector pili muscles. There is one muscle for each hair that connects a hair follicle to skin tissue. When touched by cold, the muscle contracts, causing the hair to stand on end, trapping precious body heat. However, there is a difference between these tiny muscles on the body and those on the face. The arrector pili muscles in the body are attached to one side of the hair and they yank the hairs aloft when they contract. In 1993 a Japanese researcher found that the muscles surround facial hair, but when they contract, no net movement is produced. However, there is still some debate as to whether the...

Talking Photographs

I can’t deny the fact that I am one of those people who loves photographs. I admire the lenses that brings out the best of the creature it’s taking. My daughter Andrea inherited one of my attitudes, it’s the love for pictures! Like me, she enjoys looking at them repeatedly without being fed up. Whenever I’m stressed from work or just feeling lonely due I’m far from my family, I always grab one of my photo albums and try to reminisce the things happened in the picture. Then smile will go out of my face again. Sometimes, I catch myself uttering words alone, not that I’m crazy but I remembered something while I’m looking at the pics, then more smile will be released This is a typical student in Vietnam, they normally...