Germs: Understand and protect against bacteria, viruses and infections
Mar 5, 2024 · Germs live everywhere. There are germs, also called microbes, in the air; on food, plants and animals; and in the soil and water. Germs are on just about every surface, including the human …
Infectious diseases - Symptoms & causes - Mayo Clinic
Apr 8, 2025 · The germs that cause some infectious diseases also may become inactive, only to cause problems again in the future. For example, someone who's had chickenpox may develop shingles …
细菌：了解并防范细菌、病毒和感染 - 妙佑医疗国际
病毒比细胞小得多。事实上，病毒只是含有遗传物质的胶囊。为了繁殖，病毒会侵入体内细胞，接管使细胞正常工作的过程。最终，宿主细胞常常在这个过程中被破坏。 病毒是导致许多疾病的元凶，包 …
Microbios: infórmese sobre los virus, las bacterias y las infecciones ...
Las bacterias son formas de vida (es decir, organismos) unicelulares que solo se pueden ver con un microscopio. No todas las bacterias son nocivas; algunas que viven en el cuerpo cumplen una …
الجراثيم: تعلّم كيفية الحماية من البكتيريا والفيروسات والعَدوى.
الفيروسات أصغر بكثير من الخلايا. والفيروسات في الواقع مجرد كبسولات تحتوي على مادة وراثية. وتغزو الفيروسات خلايا الجسم للتكاثر. وتسيطر على الآلية التي تجعل الخلايا تعمل. وتُدمَّر الخلايا المضيفة غالبًا في نهاية الأمر ...
Hand-washing: Do's and don'ts - Mayo Clinic
Dec 11, 2024 · Frequent hand-washing is one of the best ways to keep from getting sick and spreading illness. Find out when to wash your hands and how to do it right. Germs get on your hands from …
Cold and flu viruses: How long can they live outside the body?
Feb 24, 2024 · Some viruses are more resilient than you may think. Learn more about how they spread and how to protect yourself.
How well do face masks protect against COVID-19?
Oct 29, 2025 · Face masks can help slow the spread of coronavirus disease 2019 (COVID-19). Learn about mask types, which masks to use and how to use them.
Fight coronavirus (COVID-19) transmission at home
Apr 4, 2024 · Fight coronavirus at home by cleaning and disinfecting surfaces that are touched often. Most disinfectants for home use will kill the virus that causes COVID-19.
Probiotics and prebiotics: What you should know - Mayo Clinic
Apr 25, 2025 · Prebiotics may trigger the growth of the "good" germs in the gut. Prebiotics mainly are in high-fiber foods. Probiotics and prebiotics also are added to some foods and come in the form of …