| SR NO. | DISEASES | CAUSATIVE ORGANISM | INCUBATION PERIOD(IP) |
| 1 | Chicken pox | Human (alpha) Herpes virus 3 | 14-16 Days |
| 2 | Measies (Rubeolla) | RNA Paramyxovirus | 10-14 days |
| 3 | Rubella (German measies) | RNA Togavirus | 14-21 Days |
| 4 | Mumps | RNA Myxovirus | 14-21 Days |
| 5 | Influenza | Orthomyxovirus | 18-72 Days |
| 6 | Diphtheria | Cornynebacterium diphtheriae | 2-6 days |
| 7 | Pertussis (Whooping cough) | Bordetella pertussis | 7-14 days |
| 8 | Meningococcal meningitis | Neisseria meningitis | 3-4 days |
| 9 | SARS | Coronavirus | 3-5 days |
| 10 | Tuberculosis | Mycobacterium tuberculosis | weeks-years |
| 11 | Poliomyelitis | Poliovirus | 7-14 days |
| 12 | Hepatitis A | Enterovirus 72 (Picoenavirus) | 15-45 days |
| 13 | Hepatitis B | Hepadna virus | 45-180 days |
| 14 | Hepatitis C | Hepacivirus | 30-120 days |
| 15 | Cholera | Vibrio cholerae | 1-2 days |
| 16 | Typhoid fever | Salmonella typhi | 10-14 days |
| 17 | staphylococcal food poisoning | Staphylococcus aureus | 1-6 hours |
| 18 | Ascariasis | Ascaris Lumbricoides | 2 months |
| 19 | Ancyclostomiasis (Hookworrm) | A. duodenale | 5 weeks – 9 months |
| 20 | Malaria | Plasmodium vivax | 8-17 days |
| 21 | Plasmodium Falciparum | 9-14 days | |
| 22 | Plasmodium malariae | 18-40 days | |
| 23 | Plasmodium ovale | 16-18 days | |
| 24 | Lymphatic Filariasis | Wuchereria bancroti | 8-16 months |
| 25 | Rabies | Lyssavirus type 1(Rhabdovirus) | 3-8 weeks |
| 26 | Yellow fever | Flavivirus fibricus | 2-6 days |
| 27 | Japanese encephalitis | Group B arbovirus (flavivirus) | 5-15 days |
| 28 | KFD | Arbovirus (flavivirus) | 3-8 days |
| 29 | Chikungunya fever | Chikungunyavirus (Arbovirus A) | 4-7 days |
| 30 | Leptospirosis | Leptospira interrogans | 4-20 days |
| 31 | Bubonic plague | Yersinia pestis | 2-7 days |
| 32 | Pneumonic plague | Yersinia pestis | 1-3 days |
| 33 | Septicemic plague | Yersinia pestis | 2-7 days |
| 34 | Scrub typhae | Rickettsia tsutsugsmushi | 10-12 days |
| 35 | Q fever | Coxiella burnetti | 2-3 weeks |
| 36 | Teniasis (Tapeworms) | T.solium , T. saginate | 5-14 weeks |
| 37 | Leishmaniasis (Kala azar) | L.donovani | 1-4 months |
| 38 | Trachoma | Chiamydia trachomatis | 5-12 days |
| 39 | Teranus | Clostridium tetani | 6-10 days |
| 40 | Yaws | Treponemia pertenue | 3-5 weeks |
| 41 | HIV/AIDS | HIV/HTLV -III/LAV | months -10 years |
| 42 | Swine flu | HN type A influenza | 1-4 days |
| 43 | Crimean congo fever | Nairovirus (Buniyavirus) | 1-9 days |
| 44 | H7N6 influenza | H2N3 Type A influenza | 1-10 days |
| 45 | MERS | Betacoronavirus | 12 days |
| 46 | Ebola disease | Ebolavirus | 2-21 days |
| 47 | Anthrax | Bacillus anthracis | 1-7 days |
| 48 | Brucellosis | Brucella melitensis | 5-60 days |
| 49 | COVID-19 | Novel Coronavirus | 2-14 days |
