because of low nutrient intake
Deficiency diseases are diseases that are caused by a lack of an essential nutrient. For example if you did not have enough vitamins in your diet, you would get deficiency diseases such as scurvy.
The H.I.Virus (HIV) which then causes AIDS (Acquired Immune Deficiency Syndrome).
lack of nutrients in the diet may cause deficiency diseases
Insufficient quantities of specific minor nutrients (e.g. vitamins, minerals) in the diet cause deficiency diseases. Each deficiency disease is associated with one specific nutrient (e.g. scurvy with vitamin C, rickets with vitamin D) as its cause.
Scurvy - Vitamin C deficiency. Most common in sailors in the 18th century.
There are quite a few deficiency diseases. Scurvy is caused by a vitamin C deficiency, Rickets is caused by a vitamin D deficiency, and Paresthesia is the from the lack of vitamin B5.
deatihadrents
wikipedia is a deficiency disease
A deficiency of insulin causes diabetes mellitus.
nyctalopia
constipation
Mildred S. Seelig has written: 'Magnesium deficiency in the pathogenesis of disease' -- subject(s): Bone Diseases, Bones, Cardiovascular Diseases, Cardiovascular system, Complications, Diseases, Etiology, Human Abnormalities, Infant Nutrition Disorders, Kidney Diseases, Kidneys, Magnesium Deficiency, Magnesium deficiency diseases, Pregnancy Complications