The World Health Organization has listed night-shift work as a cause of cancer in our bodies.
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Our internal body clocks are better programmed to help us sleep and wake up, according to our unique body chemistry and energy levels.
Ignoring our internal clocks in favor of the alarm clock, and following our social obligations, sacrificing on sleep, is taking its toll on our health.
As our sleep patterns shift, leading to poor or no rest, there are a bunch of diseases that become more likely:
Irregular sleep schedules and broken sleep-wake times are not just an occasional traveling phenomenon, but a wider problem due to our social lives conflicting with our sleep patterns.
Jet Lag is a debility similar to a hangover. Jet Lag derives from the simple fact that jets travel so fast they leave your body rhythms behind.
Our biological clocks are synchronized to a 24-hour period. Our internal clocks drive our circadian rhythms, which anticipate dawn and dusk, and control everything from blood pressure to how hungry we are. When we fly to a different time zone, (or work night shifts), our internal clocks go out of sync.
Around 30 to 50 percent of people sleep between the hours of 11 pm and 7 am. Another 40 percents are either slightly morning people or slightly evening people.
To understand why some people are early birds while others are night owls, we have to take into consideration the body's circadian system.