Web14 aug. 2024 · HSV-1 is spread by close contact with skin or saliva, such as kissing, oral sex, or even sharing eating utensils or towels. The virus enters the body through a break … Web29 nov. 2024 · Viruses that cause colds can spread from infected people to others through the air and close personal contact. You can also get infected through contact with stool (poop) or respiratory secretions from an infected person.
Norovirus infection - Symptoms and causes - Mayo Clinic
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Transmission Dengue CDC
WebTyphoid fever usually spreads through food or water contaminated with S. Typhi. This can happen if someone with typhoid touches something you eat or drink without washing their hands. It can also happen if waste water (water that has poop or pee in it) gets into water you drink or on food you eat. WebDengue fever is an illness spread by the bite of mosquitos infected with one of the dengue viruses. Symptoms are usually flu-like but can worsen to severe dengue (dengue hemorrhagic fever), a life-threatening condition. Getting infected a second time increases your risk of serious symptoms. You can get vaccinated if you’ve already had dengue ... WebYellow fever is a serious disease caused by the yellow fever virus. Most people infected with yellow fever virus do not get sick or have only mild symptoms. People who do get sick will start having symptoms (e.g., … how do loggers defend their position