Evidence-Based Medical Knowledge You Can Trust
Infectious diseases are illnesses caused by bacteria, viruses, fungi, or parasites, spreading through contact, food, water, or vectors.
Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Key Takeaways EMERGENCY WARNING: Ebola is a highly severe and dangerous medical condition. If you or a family member shows symptoms such as a sudden high fever, intense weakness, severe vomiting, diarrhea, or unusual bleeding after being in an outbreak area, you must seek emergency … Read more
Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Key Takeaways EMERGENCY WARNING: Measles is a highly contagious respiratory virus that can lead to severe swelling of the brain or fatal pneumonia. If you or your child experience a high fever above 103°F, severe shortness of breath, confusion, or a stiff neck, seek immediate … Read more
Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Quick Answer EMERGENCY WARNING: If someone with suspected measles has trouble breathing, severe dehydration, high fever that won’t come down, or becomes confused or very sleepy, call 911 or go to the nearest emergency room right away. What this article covers This article explains how … Read more
Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Quick Takeways EMERGENCY WARNING: Call 911 or go to the nearest emergency room right away if you experience chest pain, shortness of breath, a racing or pounding heart, severe dizziness, or swelling of your face, lips, tongue, or throat after vaccination. Understanding the Updated 2025–2026 … Read more
Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Quick Summary EMERGENCY WARNING: If you or a loved one develops a sudden high fever, trouble breathing, confusion, severe fainting spells, uncontrollable vomiting, or unusual bruising or bleeding after spending time outdoors or receiving a tick bite, seek emergency medical care immediately or call 911. … Read more
Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Quick Summary EMERGENCY WARNING: If you or someone you take care of experience severe symptoms of a severely underactive thyroid—such as major confusion, extreme muscle weakness, trouble breathing, swelling all over the body, or a very slow heart rate—get emergency medical help right away. These … Read more
Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Quick Answer Measles is one of the most contagious viral infections in the world. Thanks to the measles, mumps, and rubella (MMR) vaccine, measles cases have dropped greatly in the United States. However, many people still ask an important question: can you get measles if … Read more
Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Measles is one of the most contagious viral diseases in the world. It spreads very easily from person to person, especially in places where people are close together. Even though measles can be prevented with vaccination, outbreaks still happen when vaccination rates drop. Understanding how … Read more
What Does Measles Look Like? Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Measles is a highly contagious viral infection that can make people very sick. One of the most common questions parents and patients ask is, “What does measles look like?” The answer is more than just a rash. Measles usually starts … Read more
Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Introduction Cyclospora parasite symptoms usually begin about 2 to 14 days after a person eats or drinks something contaminated with the parasite Cyclospora cayetanensis. This parasite mainly affects the intestines and causes diarrhea that can last for days or even weeks if it is not … Read more
Ebola virus disease (EVD) is a rare but severe and often fatal illness. Symptoms typically appear suddenly after an incubation period the time between infection and when symptoms show up ranging from 2 to 21 days (most commonly 8 to 10 days). An important thing to know is that a person infected with Ebola is … Read more
Author’s Note: The following article combines established scientific facts with narrative-based, composite field observations drawn from multiple Ebola outbreaks (including West Africa 2014-2016, DRC 2018-2020, and earlier responses). Individual anecdotes reflect aggregated experiences of response workers and do not represent a single, identifiable patient or event. All technical guidance aligns with current WHO and CDC recommendations. … Read more
Published: May 14, 2026By MedLifeGuide.com – Your Trusted Source for Health Information A rare hantavirus outbreak aboard the expedition cruise ship MV Hondius has captured global attention in May 2026. Health authorities, including the WHO, ECDC, and CDC, are actively monitoring the situation involving the Andes virus (a strain of hantavirus). While the event is … Read more
Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Understanding the difference between Hantavirus and the common seasonal flu is vital because, while they may start with similar “flu-like” aches, their progression and risks are vastly different. One is a common respiratory infection, while the other is a rare but life-threatening condition linked to … Read more
Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Hantavirus Pulmonary Syndrome (HPS) remains a rare but exceptionally severe respiratory disease with a mortality rate of approximately 40%. As we navigate 2026, recent clusters—including the notable May 2026 outbreak associated with international travel—have underscored the importance of rigorous prevention and early clinical recognition. This … Read more