3:03 AM
Ronald Setiawan
The body can not lie, including when the need to rest. Although enthusiasm for the move was still raging, certain symptoms will appear as a sign that the body feels tired.In addition to resting the muscles, sleep also gives an opportunity for the immune system to produce hormones in immunity.
In order for these regulations are not disturbed, the body naturally also release hormones that trigger drowsiness at certain times. Signs that your body feels tired easily identifiable, among others, as quoted from the Prevention, Monday (17/05/2010), as follows:
1. All things become complicated-looking
According to a researcher from the University of California, Sean Drummond, PhD, lack of sleep can make things seem so trivial to be complicated. The effect, a person becomes difficult to remember the details, could not sort out and remember important information, as well as difficult to adjust to sudden schedule changes.
2. Remain hungry despite eating all day
Research has shown that lack of sleep can lower blood sugar levels. These conditions inhibit the production of leptin, hormones that control appetite. In contrast, production of ghrelin hormone that triggers hunger will increase. Unfortunately, in this condition the body will feel more in need of sugar rather than more complex carbohydrates.
3. Become prone to flu
Less rest makes the immune system weakens, so easily infected by viruses or bacteria. According to one study, sleep for 8 hours / day can reduce the risk of catching the flu as much as three times compared to only sleep for 7 hours / day. According to another study, sleep for four hours / day even make the flu vaccine does not work.
4. Become more sentimental and weepy
A study was conducted to examine the relationship between lack of sleep with the emotions that are not stable, with lurid pictures showing how the participants who did not sleep all night. Through brain scans, it appears the increase in activity up to 60 percent in the amygdala, a part of the brain responsible for fear and anxiety. Forms of other emotions that can arise is feeling sad, irritable, and sometimes quick-tempered.
5. Become more awkward and clumsy
A number of scientific evidence suggests, the lack of sleep makes motor response is slower and inaccurate, reduced reflexes and can not focus on one event. The exact cause is unknown, but experts believe that it is a strong impulse from the body for sleep. Awkward or clumsy even can be called 'microsleeps' or sleep in a micro scale.
1. All things become complicated-looking
According to a researcher from the University of California, Sean Drummond, PhD, lack of sleep can make things seem so trivial to be complicated. The effect, a person becomes difficult to remember the details, could not sort out and remember important information, as well as difficult to adjust to sudden schedule changes.
2. Remain hungry despite eating all day
Research has shown that lack of sleep can lower blood sugar levels. These conditions inhibit the production of leptin, hormones that control appetite. In contrast, production of ghrelin hormone that triggers hunger will increase. Unfortunately, in this condition the body will feel more in need of sugar rather than more complex carbohydrates.
3. Become prone to flu
Less rest makes the immune system weakens, so easily infected by viruses or bacteria. According to one study, sleep for 8 hours / day can reduce the risk of catching the flu as much as three times compared to only sleep for 7 hours / day. According to another study, sleep for four hours / day even make the flu vaccine does not work.
4. Become more sentimental and weepy
A study was conducted to examine the relationship between lack of sleep with the emotions that are not stable, with lurid pictures showing how the participants who did not sleep all night. Through brain scans, it appears the increase in activity up to 60 percent in the amygdala, a part of the brain responsible for fear and anxiety. Forms of other emotions that can arise is feeling sad, irritable, and sometimes quick-tempered.
5. Become more awkward and clumsy
A number of scientific evidence suggests, the lack of sleep makes motor response is slower and inaccurate, reduced reflexes and can not focus on one event. The exact cause is unknown, but experts believe that it is a strong impulse from the body for sleep. Awkward or clumsy even can be called 'microsleeps' or sleep in a micro scale.
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