Malnutrition is the lack of sufficient nutrients to maintain healthy body. It is a term used for medical condition caused by insufficient or improper diet.

Today most of the millions people are suffering from to maintain balanced diet. A recent study has revealed that the 50% of the childrens are suffering from the malnutrition.

The medical problems are getting due to malnutrition is called deficiency diseases. These diseases are getting due to the lack of proteins, vitamins, minerals and nutrients in food, these functions associated with in the most developing countries and undeveloped countries.

Survivors of Mauthausen: Gusen concentration camp after the liberation

According to the World Health Organization, hunger and malnutrition is the gravest single threat to the world's public health and malnutrition is by far the biggest contributor to child mortality, present in half of all cases.

Malnutrition continues to be world wide problem as of 2008, in most of the lesser developed countries.

The orange ribbon: An awareness ribbon for malnutrition.
Amartya Sen won a 1998 Nobel Prize in part for his work suggesting that famine is not typically the product of a lack of food; rather, famine may arise from problems in food distribution networks or from governmental policies in the developing world.

Malnutrition appears to increase activity and movement in many animals - for example an experiment on spiders showed increased activity and predation in starved spiders, resulting in larger weight gain. This pattern is seen in many animals, including humans while sleeping. It even occurs in rats with their cerebral cortex or stomachs completely removed.

Nowadays this disease is aware in children. So we should take care of children and to give them sufficient and proper food. So that we can control this disease.
The following countries had 5 million or more undernourished people -

India
212.0
China
150.0
Bangladesh
43.1
Indonesia
13.8
Kenya
9.7
Colombia
5.9

营养不良是指缺少维持身体健康所必需的营养物质。它是描述由于饮食缺乏及饮食不当导致的疾病状态的术语。

现在数以百万计的人无法保证饮食均衡。一项最近的调查显示50％的儿童患有营养不良症。

由营养不良造成的医学问题称作营养缺乏症。这些疾病是由于蛋白质、维他命、矿物质及食物中的营养素的缺乏引发的。这种现象多发生于发展中国家及不发达国家。

营养不良的幸存者：解放后的古森集中营

根据世界卫生组织统计，饥饿及营养不良问题是世界上公众健康最大的威胁，也是儿童死亡的最大诱因，占所有疾病的一半。

营养不良已成为2008年世界的主要问题，尤其是在不发达的国家。

桔丝带：对营养不良认识的觉醒

阿马蒂亚 森提出了饥荒不是单纯的食物缺乏的产物，它更有可能是食物分配系统不良或某些发展国家政府政策造成的观点，他的这一成就在一定程度上帮助他获得了1998年的诺贝尔经济学奖。

营养不良会使很多动物的活动及运动增加，例如一个蜘蛛的实验显示饥饿的蜘蛛活动及捕食的增加导致体重的大辐增加。这种现象在很多动物中都存在，包括人类在睡觉的时候。甚至被完全切除了大脑皮层或胃肠的老鼠也有这种现象。

如今儿童营养不良症已被意识到。我们应照顾好儿童，使他们得到充足合理的食物。这样我们就可以控制这种疾病。以下国家都有五百万以上的人口患有营养不良症：印度、中国、孟加拉国、印度尼西亚、肯尼亚、哥伦比亚。