it helps kill the spreading germs, its like the flu if your kid had it got better if you dont clean you get it cause you have touch everything they touch may have wiped you eyes or bit your nail or layed on their pillow on the couch now you have it. like if someone had std then you touch something they had their mouths on then you wiped you mouth and somehow it got in your mouth now you have it if it is the type that catches like that.
During the US Civil War, diseases were the cause of more deaths than gun fire. The spread of diseases was due to unsanitary conditions and the lack of modern day antibiotics.
The lack of hygiene, poor health, not a lot of doctors and infections not taken care of can spread a lot of diseases.
1. Lack of knowledge of the cause of diseases (no-one for instance knew that rat fleas were spreading the Plague); 2. Lack of any any effective treatment of most diseases; 3) lack of hygiene and no understanding of how this played a role in contagious diseases..
Overcrowding can lead to lack of food, causing starvation and death. Diseases are also transmitted much faster in an overcrowded society. The diseases depend on how many organisms are in the space and what type of organism.
Diabetes Mellitus
miners suffered diseases which spread easily because they couldn't wash them selves. They also suffered from starvation due to the lack of food they were given.
nasty diseases like diabeties
cancer, kidney, bladder diseases
They are diseases caused by lack vitaminsthe diseases caused are:rickets,beri beri, scruvy,kwashiorkor.
osteoporosis
lack of nutrients in the diet may cause deficiency diseases
do you mean iodine? a lack of iodine will cause thyroid disease.