Alphadoctor - Fewer hours of sleep not only causes the area around the eyes became black but also impacted badly on the health of the body.
A study shows people who sleep less than six hours at risk 50 percent larger had a heart attack and stroke risk 15 percent larger than people who get enough sleep.
The lack of sleeping hours can result in a disruption of the balance two important hormones leptin and ghrelin, i.e. a function control of appetite.
The short hours of sleep can make people become more like to eat and are at risk of experiencing obesity, high blood pressure, and also heart disease.
Unhealthy lifestyles can also lead to diabetes. However, not necessarily people who sleep more than 9 hours of safe from a heart attack. Heart disease can cause the sufferer to feel tired. Even sleeping for 9 hours was not able to make the body of the sufferer becomes refreshed