COVID-19

Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. The landscape of COVID-19 continues to evolve as we move through 2026. While the virus has become a part of our daily lives, new strains like BA.3.2 (nicknamed “Cicada”) and the XFG family are currently the dominant variants in the United States. For families and … Read more

Myocarditis, or inflammation of the heart muscle, has been a topic of discussion since the rollout of COVID-19 vaccines. A viral video circulating on social media shows a young woman in a hospital describing sudden chest pain initially thought to be a heart attack, later diagnosed as heart inflammation via catheterization with no arterial blockage. … Read more

Is SARS-CoV-2 a Hidden Driver of Cancer Risk What the Latest Research Suggests

Early Kidney Injury Detection in Long COVID Biomarkers

Persistent taste loss after infection with COVID-19 has remained unexplained for many patients. A recent study analyzing taste-cell genetics identified a biological abnormality in specific taste receptor cells responsible for sweet, bitter, and umami perception. Researchers used the WETT (Whole-Mouth Taste Test) to compare patient reports with objective measurements. The results showed a clear match … Read more

Medically Reviewed and Compiled by Dr. [Adam N. Khan], MD. New COVID strain symptoms can look similar to earlier versions of COVID-19, but some patterns have shifted over time. Most recent strains continue to spread through respiratory droplets and close contact. Symptoms range from mild cold-like signs to severe breathing problems. What Is a New … Read more

Yes, Diarrhea is a recognized symptom of COVID-19. It can occur alone or with other symptoms such as fever, cough, fatigue, and loss of taste or smell. COVID-19 affects not only the lungs but also the digestive system. In some patients, diarrhea appears early and may even be the first sign of infection. Medical research … Read more

Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Quick Summary The COVID incubation period is the time between exposure to the SARS-CoV-2 virus and the start of symptoms. Most people develop symptoms within 2 to 5 days, but it can range from 2 to 14 days. Some individuals remain asymptomatic yet can still … Read more

Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Overview of COVID‑19 Duration Acute Phase Most people infected with SARS‑CoV‑2 recover from the acute COVID‑19 illness within 4 weeks of symptom onset. Recovery timelines vary with symptom severity: Typical Timeline Breakpoints The clinical literature commonly divides the course of COVID‑19 into phases: Long COVID … Read more

Medically Reviewed and Compiled by Dr. Adam N. Khan, MD Introduction: What This Chart Reflects This article summarizes symptoms currently associated with acute COVID‑19 infection as recognized by major public health authorities in late 2025/early 2026. Symptoms of COVID‑19 hold continuity with prior years but may shift in prevalence due to viral evolution, immunity from … Read more

Have you ever wondered why, even as the world moves past the height of the pandemic, health experts keep urging us to get those updated shots? It’s not just routine advice—it’s rooted in evolving science that’s making a real difference in how we handle this virus. As someone who’s followed the twists and turns of … Read more

Have you ever paused amid the chaos of a global event and wondered, “How did this all really begin?” That’s the question at the heart of the COVID-19 story—a pandemic that reshaped our world in ways we’re still unpacking. As someone who’s spent years tracking infectious diseases and their impact on everyday health, I’ve seen … Read more