The following vaccines are the common immunizations recommended for adult travelers.

VACCINE Regions Where the Vaccine is Recommended HOW DISEASE SPREADS
COVID 19 Vaccines All countries Airborne & Direct Contact
Hepatitis A vaccine, inactivated All low- and middle-income countries Contaminated Food or Wate
Hepatitis B vaccine All low- and middle-income countries (hepatitis B is particularly common in China) Contaminated Body Fluids (Sex, needles, etc.)
Japanese encepha litis vaccine Rural areas throughout most of Asia and South Asia, particularly in areas with rice and pig farming Mosquito-borne
Meningococcal polysaccharide vaccine (MenACWY-D) Northern Sub-Saharan Africa from Mali to Ethiopia (the meningitis belt)Throughout the world, especially in crowded living situations (such as dormitories) Airborne or Direct Contact
Polio vaccine, inactivated Afghanistan and Pakistan are the only polio-endemic countries in the world .Several countries have additional precautionary polio vaccination travel requirements,
includimg China, Indonesia, Mozambique, Myanmar, and Papua New Guinea.
Contaminated Food or Wate
Rabies vaccine (human diploid cell) All countries Infected Animals
Tick-borne encephalitis vaccine From central, eastern and northern Europe, across Russia to parts of eastern Asia, mainly in non-tropical regions  Spread mainly through tick bites
Typhoid vaccine All low-income countries, especially in South Asia (including India) Contaminated Food or Water
Yellow fever Tropical South America and tropical Africa Mosquito-borne

Find up-to-date travel health information.

Source: (external website)

Credit: - The Government of Canada’s official website.