Why do some people have such light sleep that the smallest noise wakes them up?
The Answer is:
Light sleep, easily roused by noise, is due to physiological, psychological & environmental factors.
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Did you know why some people can taste a metallic flavor in their mouth after a long - distance run?
The Answer is:
Metallic taste after long - distance running results from RBC breakdown, oxidative stress, air particles, and psycho - hormonal factors.
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