Definition of Vitamins Kenneth Walker defines vitamins as follows vitamins are certain chemical elements necessary for health and growth of human body vitamins play vital role in the development of our health. Health cannot be maintained only diet but it needs some other things as well. The lack of mineral salts in human body causes deficiency diseases. The lack of vitamins produces ailments. Absence of Vitamin “A” from Vitamins A from diet reduces the natural resistance against invading organism. Sometimes the vision is also affected because of its deficiency. Its lack also causes calcification of bones and rickets. Vitamins “E” and “B” Vitamins E is necessary for fertility its absence causes sterility. The absence of vitamin causes a strange disease called beriberi Vitamin “C“ The lack of vitamins “C” causes surrey survey. Thus we see that presence of all vitamins is necessary for the growth of brain and body. Source of Vitami...
Developing curricula and delivering course material. Conducting research, fieldwork, and investigations, and writing up reports. Publishing research, attending conferences, delivering presentations, and networking with others in the field.