For most people who have to travel a lot, you will certainly stumble into certain periods where you have to adjust to the time zone of a certain country. For some countries like traveling from the Philippines to the United States, there are varying differences in time like 12 hours of difference.
In these cases, you will often find yourself supposedly sleeping at their peak time to which you have to adjust because your body will not be able to take it for sure. However, one element in all of this c
