This is most likely to have an influence on the c<span>ircadian rhythm.
Circadian rhythm basically refers to our body's internal 24 hour "clock" that regulates the cycle between sleepiness and alertness. Our circadian rhythm basically tells our body when to wake and go to sleep. Factors such as sunlight, temperature and dietary intake can influence our sleep quality and feelings of restfulness. </span>
The correct answer is the following: The two phrases that people will almost always find on Christmas gift tags are <u><em>"to" and "from"</em></u>. Christmas gift tags can present diverse and multiple phrases, such as "Be merry and bright", "Merry holidays", "Happy Christmas", "Love & Joy" and "Merry Xmas". All of these are some of the examples you can find on a gift tag during the holiday season, but there are many more that people can use. The only two phrases that you almost always will find on the tags, with most certainty, are "to" and "from", as these two phrases are always used on every gift tag, to help identify who sends the gift, and who is the receiver.
