One liter is the equivalent of about four 8-ounce glasses. According to most estimates, that's roughly the amount of water most Americans get in solid food. In short, though doctors don't recommend it, many of us could cover our bare-minimum daily water needs without drinking anything during the day.
The daylight-saving time change will force most of us to spring forward and advance our clocks one hour. This effectively moves an hour of daylight from the morning to the evening, giving us those long summer nights.
Time Change in the Spring. On the second Sunday in March daylight saving time begins and the clocks spring forward one hour. This happens at 2am, so you should change your clocks by moving the time one hour ahead before going to bed on Saturday evening.