Lack of sleep has long been linked to obesity, sleep is like nutrition for the brain. Most people need between 7 and 9 hours each night.
The latest findings prove that interrupted sleep alters the metabolism and boosts the body's ability to store fat. The disrupted sleep influences the usual rhythms of the body clock, raising the risk of a wide range of health problems from heart disease to diabetes.Sleep is not just to conserve energy, it has so many functions. Insufficient sleep appears to disrupt hormones that control appetite and feelings of fullness.
Those who sleep less have more time to eat, may be too tired to exercise and have less self-control when it comes to resisting the temptation of unhealthy snacks. Sleep deprivation led people to eat more and opt for higher-calorie food. This led obesity and it increases the risk of sleep apnoea, a breathing problem that itself disturbs sleep quality.
Lack of sleep also have a direct influence on basic metabolism and the body's balance between fat and muscle mass. Lack of sleep affect people's fat tissue showed changes in gene activity that are linked to cells increasing their tendency to absorb lipids and also to proliferate.
Those who sleep less have lower muscle mass. This may be in part down to lifestyle factors, they also fundamental biological mechanisms at play.
Sleep loss by itself is reducing proteins that are the key components of muscle. Loss of sleep led to increase in inflammation in the body, which is a known risk factor for Type 2 diabetes.
The link between sleep deprivation and illness is of growing concern due to the increase in shift work and changes in sleep patterns across the world.