Human Diseases
Biology · मानव रोग · 23 facts
Malaria: Plasmodium parasite; female Anopheles mosquito; fever cycles
Dengue: virus; Aedes aegypti mosquito; high fever, joint pain(breakbone)
Typhoid: Salmonella typhi bacteria; contaminated water/food; Widal test
Tuberculosis(TB): Mycobacterium; airborne; lungs mostly; BCG vaccine
Cholera: Vibrio cholerae; contaminated water; severe diarrhea, dehydration
AIDS: HIV virus; attacks immune system(CD4 cells); no cure yet
Rabies: virus; dog/animal bite; affects nervous system; fatal if untreated
Jaundice: liver disease; yellowing of skin/eyes; bilirubin excess
Diabetes: insulin deficiency; Type 1(autoimmune) and Type 2(lifestyle)
Cancer: uncontrolled cell division; carcinogens cause; chemo/radiation treatment
Polio: poliovirus; affects nerves; OPV(oral)/IPV(injectable) vaccines
Chicken pox: Varicella-zoster virus; itchy blisters; highly contagious
Pneumonia: bacteria/virus; lungs fill with fluid; difficulty breathing
Ringworm: fungal skin infection; circular patches; NOT caused by worm
Anaemia: low haemoglobin/RBC; pale, weakness, fatigue; iron deficiency
Filariasis(Elephantiasis): Wuchereria worm; Culex mosquito; limbs swell
Smallpox: eradicated(1980); variola virus; Edward Jenner gave vaccine
COVID-19: SARS-CoV-2; respiratory; first reported Wuhan China Dec 2019
Bacterial diseases: typhoid, cholera, TB, leprosy, plague
Viral diseases: dengue, AIDS, rabies, polio, flu, COVID
Protozoan diseases: malaria, amoebic dysentery, sleeping sickness
Deficiency diseases: scurvy(C), rickets(D), beriberi(B1), pellagra(B3)
Vaccination: weakened/dead pathogen stimulates immunity without disease