Diseases of the Human Body
Deficiency Diseases
| Disease | Deficiency of | Symptoms |
| Anemia | Hemoglobin (Iron) | General weakness and pale complexion |
| Goiter | Iodine | Painful joint |
| Beri-beri | Vitamin B | Weakness, swelling and pain in legs, loss of appetite |
| Scurry | Vitamin C | Swollen gums, delayed wound healing sleeplessness, facial pallor, diarrhea, deformed skull, pelvis and limb in children |
| Night-blindness | Vitamin A | |
| Dermatitis | Vitamin A | Dryness of skin |
| Pellagra | Nicotinic Acid (Vitamin B Complex) |
Diarrhea, mental lethargy, red skin, itchy hands, feet, elbows and knees |
Insect-Borne Diseases
| Disease | Propagated by |
| Malaria | Female Anopheles mosquitoes |
| Plague | Rat flea |
| Leishmaniasis | Sand fly |
| Dengue Fever | Aedes mosquito |
Disease and Causative Agents
| Causative Agent | Diseases |
| Bacteria | Diphtheria, gonorrhoea, meningitis, cholera, leprosy, typhoid, tetanus, tuberculosis, plague, whooping cough pneumonia |
| Virus | Chicken pox, small pox, measles, mumps, AIDS, yellow fever, influenza, dengue fever, rabies, poliomyelitis |
| Protozoan | Malaria, sleeping, sickness, Kala azar, leishmaniasis, amoebic dysentery |
| Fungus | Athlete’s foot, Ringworms, Dhobi’s Itch |
Disease affecting Different Parts of Body
| Disease | Part of the Human Body affected |
| AIDS | Immune system of he body (resistance) |
| Arthritis | Joints |
| Asthma | Bronchial muscles (lungs) |
| Cataract | Eyes |
| Conjunctivitis | |
| Glaucoma | |
| Diabetes | Pancreas, blood, kidneys |
| Dermatitis | Skin |
| Diphtheria | Throat |
| Eczema | Skin |
| Gout | Joints |
| Hepatitis, Jaundice | Liver |
| Malaria | Spleen, Liver, RBCs |
| Meningitis | Spinal cord and brain |
| Polio | Legs |
| Pyrrhoea | Teeth and gums |
| Pleurisy | Lungs |
| Rheumatism | Joints |
| Pneumonia | Lungs |
| Sinsusitis | Facial bones |
| Typoid | Intestines, whole body |
| Tuberculosis | Lungs |
| Tonsillitis | Glands in throat (tonsils) |