Bright light inhibits our feelings of sleepiness by influencing the production of melatonin.
Melatonin is a hormone that your brain produces in response to darkness. It helps with the temporal arrangement of your time rhythms (24-hour internal clock) and with sleep. Being exposed to light at night will block internal hormone production. Analysis suggests that internal hormone plays different necessary roles within the body on the far side sleep.
Bright light within the evening, two hours before hour, can cause you to feel asleep and go to sleep later. If you've got bother falling asleep, dim the lights two hours before you would like to travel to sleep. If you get asleep too early within the evening, move into a well-lit space to feel additional awake.
To learn more about Melatonin here
brainly.com/question/6580182
#SPJ4
Calcium and magnesium dissolved in water are the two most common minerals that make water "hard." The degree of hardness becomes greater as the calcium and magnesium content increases and is related to the concentration of multivalent cations dissolved in the water.
the answer is C. thinking about a problem constantly
