Coronavirus Disease COVID 19

Coronavirus disease (COVID-19) is an infectious disease caused by a newly discovered coronavirus. COVID-19 is caused by one virus, called severe acute respiratory syndrome coronavirus 2, or SARS-CoV-2.

The COVID-19 Pandemic: What have the experts learned?

The world’s leading scientists and organizations share their thoughts on the pandemic. Read More.

What Mutations of SARS-CoV-2 are Causing Concern?

As SARS-CoV-2 has spread, it has evolved and developed mutations, causing new variants of the disease. This article provides an insight into all variations.

What is Viral Shedding?

What are the Recommended Preventative Measures for COVID-19?

COVID-19 and Menstruation

What Does COVID-19 do to the Lungs?

COVID-19 and Corticosteroids

How does the COVID-19 Pandemic Compare to Other Pandemics?

COVID-19 and Smoking

Anthropogenesis and COVID-19

What is a Cytokine Storm?

What is OC43?

COVID-19 and the Gastrointestinal Tract

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The Future of Vaccines

Repurposing Drugs for COVID-19

Long-term Effects of COVID-19 in Athletes

The Naming System Behind SARS-CoV-2

Plasma Donation and COVID-19

COVID-19 and the Gastrointestinal Tract

A specific nutritional approach for subjects with post-Covid Syndrome

COVID-19 and Smell Loss (Anosmia)

What is D-Dimer?

Serological Testing for COVID-19

What is Seroconversion?

COVID-19 and Heart Damage

Breastfeeding and COVID-19

COVID-19 and Asthma

A Targeted Nutritional Supplement Proves to Aid Persistent Fatigue in Post-COVID Patients

COVID-19 and Headaches

Multisystem Inflammatory Syndrome in Children (MIS-C)

What is the Clinical Impact of COVID-19 on Cancer Patients?

What is Herd Immunity?

Fighting Fatigue

An Overview of the COVID-19 Vaccines

COVID-19 and Mouthwash

What is Epidemiologic Modeling?

The Surge of Sensationalist COVID-19 AI Research

What is Trained Immunity?

COVID-19 and Obesity

What is Vertical Transmission?

What is Protein Phosphorylation?

What are Fomites?

What is the Difference Between COVID-19 and the Flu?

COVID-19 and Pregnancy

What can COVID-19 Teach us about Respiratory Disease?

What is Acute Respiratory Distress Syndrome (ARDS)?

Types of COVID-19 Test

What is Convalescent Plasma Donation?

What are the Different Types of Vaccines?

Protecting Your Mental Health During a Pandemic

Is Vertical Transmission of SARS-CoV-2 Possible?

How Could Nitric Oxide Treat Severe COVID-19?

Physical and mental fatigue after Covid-19: Is there a solution?

Pandemic vs. Epidemic

How do Coronavirus Antibody Tests Work?

Nasal Disinfectants and their Application to COVID-19

What are Furin Proteases?

Importance of Wastewater Surveillance of SARS-CoV-2

Mythbusting: COVID-19 Misconceptions

Post-Covid Chronic Fatigue: how can we help you?

What Factors Affect Antibody Production?

How is COVID-19 Spread?

What is R0?

How are Vaccines Stored?

What are COVID Toes?

COVID-19 and Psoriasis

The Future of Pandemics

How Will COVID-19 Advances Impact the Future of Medicine?

Who's Most at Risk from COVID-19?

What is TMPRSS2?

Climate Change and COVID-19

What are Coronaviruses?

What is Viral Load?

COVID-19 and Animals

Brain Fog and COVID-19

Nanomedicine and COVID-19

What is an Overlapping Gene (OLG)?

Monoclonal Antibody Treatments in COVID-19

How has the COVID-19 Pandemic Impacted Global Health?

COVID-19 and Diabetes

The Search for a Universal Coronavirus Vaccine

Viral Clades of SARS-CoV-2

Chronic Fatigue after Covid-19 infection can improve thanks to Apportal®

What is "long haul" COVID and How Does it Relate to the Extended Symptoms of Other Viruses?

What is a Variant?

The Cardiac Implications of COVID-19

What is a Pseudovirus?

What Role does Endothelial Infection Play in SARS-CoV-2 Infection?

COVID-19 and Senior Mental Health Post-Lockdown

COVID-19 and Reproductive Health

Angiotensin-Converting Enzyme Inhibitor vs. Angiotensin Receptor Blockers

How has the COVID-19 Pandemic affected Recreational Drug Use?

What is an Antibody Titer?

What are Spike Proteins?

Should you Mix COVID Vaccines?

A Comparison of the Different Types of Face Mask

How has COVID-19 affected Organ Transplantation?

What is a Glycoprotein?

What Has COVID-19 Taught Us About Infectious Diseases?

COVID-19 and Allergies

What is a Spillover Event?

Unlocking the Healing Power of Opera: How Operatic Breathing Can Help COVID-19 Patients with Long-Lasting Symptoms

Role of T Cells in COVID-19

The Rise of 3D Printing in the COVID-19 Pandemic

COVID-19 and Autoimmune Diseases

How has COVID-19 Affected Students?

COVID-19 and Mental Health Research

What are Negative Pressure Rooms?

What is the Role of Autoantibodies in COVID-19?

What is Oxygen Saturation?

Chronic fatigue after SARS-CoV-2 infection

Coronavirus: B Cells and T Cells

Hypoxemia in COVID-19

How has the COVID-19 Pandemic Impacted the Adoption of Digital Health Technology?

How Effective are Antibodies for Treating COVID-19?

Awake Prone Positioning for COVID-19 Patients

What is Long COVID?

How is ECMO Being Used to Treat Severe COVID-19?

D614G Mutation in SARS-CoV-2 Spike Protein

Vitamin D and COVID-19

The Size of SARS-CoV-2 and its Implications

Blood Clotting and COVID-19 Vaccines

Post Covid-19 chronic fatigue: an observational survey highlights the positive effects of Apportal®

What is the 'Twindemic'?

What is a Reagent?

How does SARS-CoV-2 Compare to SARS-CoV?

What is a Nasopharyngeal Swab?

Can Pets Get COVID-19?

What are the Symptoms of COVID-19?

What Role has Social Media Played in COVID-19?

How does a SARS-CoV-2 Virion Bind to ACE2?

Focus on post-covid fatigue

What is Case Fatality Rate (CFR)?

Humanitarian Aid in the COVID-19 Pandemic

What is Phylogenetic Analysis?

What is Viral Pneumonia?

Why Can Women Fight COVID-19 Better Than Men?

COVID-19 and Sexually Transmitted Infections

What is a Viral Strain?

A nutritional supplement to aid in post-Covid syndrome

COVID-19 and Diarrhea

How do RdRp Inhibitors Combat SARS-CoV-2?

COVID-19 and Health Supplements

Innate versus Adaptive Immunity in COVID-19

How has COVID-19 Changed the Delivery of Care?

What is COVAX?

How has COVID-19 Influenced Pollution?

Seroprevalence of COVID-19

An Overview of the COVID-19 Vaccines

The Importance of Global COVID-19 Vaccination

Latest Coronavirus Disease COVID 19 News and Research

New project uses advanced PET imaging to investigate long COVID mechanisms

Using total-body PET imaging to get a better understanding of long COVID disease is the goal of a new project at the University of California, Davis, in collaboration with UC San Francisco.

29 Aug 2025

New guidelines improve care for respiratory infections in leukemia patients

People with leukemia have a weakened immune system due to the disease itself and treatment, which leads to an increased susceptibility to infections.

28 Aug 2025

COVID-19 vaccine successes boosted hesitancy - can trust and equity restore immunization?

Researchers show that countries with higher initial COVID-19 vaccine acceptance also achieved stronger booster uptake, but trust and access remain decisive. The commentary warns that vaccine successes also fueled hesitancy, demanding structural reforms, clear communication, and proactive strategies to protect immunization.

21 Aug 2025

COVID-19 accelerates vascular aging in women

Research shows COVID-19 accelerates vascular aging, especially in women, with implications for long-term cardiovascular health and recovery strategies.

20 Aug 2025

COVID-19 ages arteries prematurely with women most affected

COVID-19 may leave arteries biologically “older,” with women showing more persistent stiffness and symptom links than men. Findings from the large CARTESIAN cohort suggest this vascular aging effect is partly reversible over time.

19 Aug 2025

Respiratory viruses awaken dormant breast cancer cells and raise relapse risk

Respiratory viruses such as influenza and COVID-19 can reactivate dormant breast cancer cells in the lungs, raising the risk of metastasis. The process is driven by IL-6–induced cell changes and immune suppression, with the highest recurrence risk soon after infection.

14 Aug 2025

Study shows economic benefits of continued COVID-19 vaccination

As the nation gears up for the rollout of an updated COVID-19 vaccine, a new study shows the economic benefits of continued broad vaccination in adults.

14 Aug 2025

Pandemic left measurable changes in teen brains, hormones, and immunity

Adolescents assessed after COVID-19 lockdowns showed lower daily cortisol, higher inflammation, and reduced prefrontal cortex activity compared to matched pre-pandemic peers, suggesting widespread stress-related biological changes. These alterations mirror patterns seen after prolonged early-life stress, raising concerns about long-term health risks.

13 Aug 2025

New diagnostic tool offers rapid, low-cost blood test for multiple diseases

Researchers at Arizona State University have developed a breakthrough diagnostic tool that could transform how quickly and reliably we detect illnesses like COVID-19, Ebola, AIDS or Lyme disease. The test uses just a single drop of blood, costs a couple of dollars and delivers results in only 15 minutes.

13 Aug 2025

Study: Lignin shows strong antiviral and antibacterial properties

Research from the Nanoscience Center of the University of Jyväskylä, Finland, has revealed that lignin, a polyphenol, important for plant structure, has antimicrobial activity against viruses and bacteria.

12 Aug 2025

New research pipeline fuels the development of universal vaccines

Most vaccines are designed to provide immunity against just one pathogen. Vaccines for chicken pox (caused by varicella-zoster virus) were only developed to fight that one disease, for example.

7 Aug 2025

KFF Health News' 'What the Health?': Next on Kennedy’s list? Preventive care and vaccine harm

In his ongoing effort to reshape health policy, Secretary of Health and Human Services Robert F. Kennedy Jr. reportedly plans to overhaul two more government entities: the U.S. Preventive Services Task Force and the National Vaccine Injury Compensation Program.

31 Jul 2025

Chronically ill? In Kennedy’s view, it might be your own fault

On a recent weekday evening, Ashly Richards helped her 13-year-old son, Case, with homework. He did math problems and some reading, underscoring how much he's accomplished at his school for children with autism.

31 Jul 2025

New tool developed to distribute vaccines fairly and avoid waste

No one knows exactly how many doses of coronavirus vaccines were discarded during the pandemic. But the numbers are high. Media reported that 125,000 doses went unused in Norway during 2021 alone.

30 Jul 2025

Eating more ultra-processed food links depression and diabetes

New research links ultra-processed food intake to increased diabetes risk in individuals with depression, highlighting the need for healthier dietary choices.

30 Jul 2025

Vegan teens exercise more often than meat-eating peers, study finds

A nationwide Austrian study of nearly 9,000 teens reveals distinct health behaviors and motivations among vegetarian, vegan, and omnivorous students. Vegan and vegetarian youth are more likely to report higher fruit, vegetable, and activity levels, but still fall short of daily exercise targets.

29 Jul 2025

UK self-tests overstate accuracy and pose usability risks

Analysis of UK self-tests reveals critical flaws in accuracy claims, highlighting risks and the need for enhanced regulatory standards for consumer safety.

28 Jul 2025

CoVerage outperforms rivals in early detection of COVID mutations

The CoVerage system monitors SARS-CoV-2 evolution, predicting variants and scoring amino acid changes to inform vaccine efficacy and public health strategies.

24 Jul 2025

Study reveals pandemic life made brains age faster, even without catching COVID-19

The COVID-19 pandemic accelerated biological brain aging in older adults by an average of 5.5 months over less than three years, regardless of infection status. Social disruption, age, male sex, and socioeconomic disadvantage heightened vulnerability, while only infected individuals showed measurable declines in executive function.

23 Jul 2025

Low-cost diagnostic tool delivers COVID-19 test results in under an hour

An affordable new diagnostic tool that delivers COVID-19 test results in under an hour could help boost pandemic preparedness in resource-poor regions, according to a team of researchers.

22 Jul 2025