Doreen Gentzler

Washington, D.C., has now administered more than 62,000 doses of the COVID-19 vaccine, and thousands more people have been added to the list of eligibility. But there’s still some confusion in our region and beyond about how effective the vaccines are. Take the quiz below to test your knowledge and separate fact from fiction.  This is our third quiz...

Take the coronavirus quiz with News4 and test your knowledge on COVID-19. News4’s Doreen Gentzler has the answers.

Millions of Americans have already recived the COVID-19 vaccine and millions more are expected to in the coming months. There is still a lot of confusion and misinformation about the vaccine. Doreen Gentzler tests News4 anchors Leon Harris and Erika Gonzalez on their knowledge on all things related to the vaccine.

More than 4 million people have now received a coronavirus vaccine and millions more doses will go into the arms of Americans in the coming months.  But there’s still some confusion about how the shots work and who’s in line to get them. Take the quiz below to test your knowledge and separate fact from fiction.  This is our...

The first doses of a coronavirus vaccine given to D.C., Maryland and Virginia likely won’t be enough to immunize all the region’s health care workers. News4’s Doreen Gentzler explains.

News4’s Wendy Rieger has been off the air recovering from open-heart surgery. Doreen Gentzler sat down with Wendy before her operation to talk about her condition and the warning signs she admits she ignored.

Longtime News4 anchor Wendy Rieger has been missing from our broadcasts. Why? She recently had open-heart surgery.  Wendy spoke with News4’s Doreen Gentzler before and after the procedure to share what she’s learned from the experience — and which warning signs she missed.  “The doctor said, ‘Your heart is racing,” Wendy recently recalled from her mountain home in Virginia....

A study out of the Yale School of Public Health finds that colleges and universities can safely reopen and have students on campus with frequent testing and quarantine measures in place. News4’s Doreen Gentzler reports.

High blood pressure is the most common risk factor for severe cases of the coronavirus and even death. News4’s Doreen Gentzler reports.

A 29-year-old man is in a Washington, D.C., intensive care unit recovering from coronavirus and he has a warning to young people and anyone who thinks they don’t need to abide by social distancing guidelines: “This can happen to you.”

A 29-year-old man is in a Washington, D.C., intensive care unit recovering from coronavirus and he has a warning to young people and anyone who thinks they don’t need to abide by social distancing guidelines: “This can happen to you.” News4’s Doreen Gentlzer reports.

D.C. health officials predict the city has yet to reach its peak for the number of COVID-19 cases. NBC4’s Doreen Gentzler spoke with the president of the D.C. Hospital Association to see how they are preparing for the influx.

Virtual technology shows the damage caused to the lungs of a coronavirus patient at George Washington University Hospital. Doctors hope these scans will show how dangerous the virus is, and encourage people to maintain social distancing. News4’s Doreen Gentzler reports.

New research published in the New England Journal of Medicine suggests that the coronavirus travels through the air and remains suspended for 30 minutes before dropping onto surfaces. News4’s Doreen Gentzler reports.

Under federal law, companies are not allowed to use your genetic information against you for things like health insurance or a job. But that protection does not apply to things like life insurance or long-term care insurance, and the laws are constantly changing.

Determined to take control of her health, a local mom read medical journals and dug into the science of the chemicals in our cosmetics, personal care products and food.

A Virginia mother says she got pregnant after years of infertility once she switched to organic beauty products and food. News4’s Doreen Gentzler has her story. 

Some experts say what you should consider is not the tiny amount of chemicals that you may encounter daily, but rather the cumulative “body burden” they have.

Many teenagers use a ton of beauty products. And researchers say they’re among the most vulnerable when it comes to exposure to certain chemicals. That’s because their bodies are still developing.