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.
Nasal spray warnings focus on overuse, rebound congestion, medication interactions, age restrictions, infection risk, and systemic side effects. Improper or prolonged use can worsen nasal symptoms and cause complications. What Are Nasal Sprays? Nasal sprays are medications delivered directly into the nasal passages to treat congestion, allergies, sinus inflammation, infections, or dryness. They act locally … Read more
The term new dietary guidelines 2026 refers to the U.S. federal nutrition guidance in effect during the year 2026. Officially, the United States follows the Dietary Guidelines for Americans (DGA) 2025–2030, issued by the U.S. Department of Health and Human Services (HHS) and the U.S. Department of Agriculture (USDA). These guidelines apply fully to 2026 … Read more
Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Adenovirus infections are common worldwide and affect individuals across all age groups. While many infections are mild and self-limiting, adenoviruses can cause severe disease in infants, older adults, immunocompromised patients, and individuals in crowded or institutional settings. Because there is no widely available antiviral cure … Read more
The new food pyramid guidelines no longer rely on a single triangular chart. Modern guidance focuses on balanced plates, food quality, portion control, and disease prevention. This article explains current standards, clinical relevance, and practical application. What Are the New Food Pyramid Guidelines? The term new food pyramid guidelines refers to updated nutrition guidance that … Read more
Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Quick Summary Reports from multiple regions in 2025 describe a fast-moving illness with mixed respiratory, neurologic, and systemic features. This article breaks down what is known, what remains unclear, and how clinicians and patients can respond safely while evidence develops. What People Mean by “Mystery … Read more
Measles (Rubeola) is a highly contagious viral infection caused by a morbillivirus that attacks the respiratory system before spreading through the entire body. It is so infectious that if one person has it, up to 90% of the people close to them will also become infected if they are not immune. The virus lives in … Read more
Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Knee pain is a common complaint that affects people of all ages. It can range from mild discomfort to severe limitations in daily life. Understanding the causes, risk factors, and potential treatments is essential for managing knee health effectively. Common Causes of Knee Pain 1. … Read more
A close-up of a child’s face and upper body showing the classic flat red spots starting on the face/hairline and spreading downward (often brighter red on lighter skin, brownish on darker)
Anal fissures, small tears in the lining of the anal canal, can cause significant discomfort and distress. While medical intervention is sometimes necessary, many individuals find substantial relief through dedicated self-care practices. This article delves deeply into effective self-care strategies, blending expert knowledge, practical wisdom, and nuanced insights to empower you on your journey toward … Read more
Anal fissures, though often a sensitive and private health concern, affect a significant portion of the population at some point in their lives. Despite their prevalence, many individuals suffer in silence due to embarrassment or lack of clear information. This article aims to demystify this condition by providing a deeply researched, expert-driven, and empathetic exploration … Read more
Anal fissures, though often a discreet topic, represent a significant source of discomfort and distress for many individuals. This article delves deeply into the nuanced understanding of their symptoms and offers a comprehensive guide to prevention, grounded in expert knowledge and practical wisdom. By exploring the underlying causes, symptomatology, and evidence-based prevention strategies, this resource … Read more
High blood pressure (hypertension) is a silent killer, affecting nearly half of all adults in the U.S. In 2025, leading health organizations released updated new blood pressure guidelines, refining diagnostic thresholds and treatment approaches. But what do these changes mean for you? This article breaks down the latest recommendations, explains why they matter, and provides actionable … Read more
Marburg virus disease (MVD), sometimes referred to simply as Marburg, is a rare but extremely serious viral hemorrhagic fever. It’s caused by infection with Marburg virus (or closely related Ravn virus), members of the Filoviridae family — the same family as Ebola. Because of its high fatality rate, potential for human-to-human transmission, and lack of … Read more
Hepatitis D (HDV) is a rare but serious liver infection that only occurs in people already infected with Hepatitis B (HBV). Often called a “satellite virus,” HDV complicates HBV infections, leading to faster liver damage. Recognizing Hepatitis D symptoms early can be life-saving, yet many people mistake them for general fatigue or flu. In this guide, we’ll break down: … Read more
Hepatitis C is often called a “silent epidemic” because many people don’t realize they’re infected until serious liver damage occurs. Unlike hepatitis A or B, hepatitis C symptoms can be vague or absent for years, making early detection challenging. In this guide, we’ll break down: Let’s dive in. Early-Stage Hepatitis C Symptoms (Acute Phase) About 70-80% of … Read more