The best way to protect yourself when you go to India is to ensure that you are vaccinated against a few nasty viruses.  The following vaccines are recommended if you are travelling to India but check with your local travel clinics for up to date advice:

HEPATITIS A VACCINE:  Hepatitis A is a virus that can cause liver infections and damage.

Spread:  Usually spread through food or water that has been contaminated with infected feces.  The virus can survive food kept at room temperature and even on hands.

HEPATITIS B VACCINE:  Hepatitis is a virus that can cause infection, scarring, cancer, liver failure and death. 

Spread: Usually spread through contaminated blood or bodily fluids (sexual contact, needle sharing, injections with unsterilized needles, blood transfusions), tattooing, body piercing, acupuncture, pregnant mother to baby upon birth.  It is not spread by contaminated food or water or through casual or social contact (kissing, hugging, coughing, or eating food prepared by person with Hepatitis B)

CHOLERA VACCINE:  Cholera is an infection of the small intestine caused by the bacterium Vibrio cholera.  It causes diarrhea and vomiting.

Spread:  Usually spread through water or food that has been contaminated by the feces of an infected person.

TYPHOID VACCINE:Typhoid fever is caused by the Salmonella typhi bacteria.  Symptoms include poor appetite, headaches, aches and pain, fever, lethargy, diarrhoea.

Spread: Usually spread through water or food that has been contaminated with the feces of an infected person.

TETANUS VACCINE: Tetanus is a disease of the nervous system caused by a toxin produced by the bacterium Clostridium tetani, leading to painful muscle contractions, particularly of your jaw and neck  muscles.

Spread: Usually occurs through wound contamination and often involves a cut or puncture wound.

ANTI-MALARIA TABLETS (NO VACCINE):  Malaria is a mosquito-borne infectious disease causing fever, fatique, vomiting and headaches.

Spread:  Usually transmitted by the bite of an infected female mosquito.