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Coronavirus

Curious cure: Human waste

Studies point to the life-saving record of fecal transplants for patients infected with C. diff, despite a recent death. Doctors are now testing the procedure for other conditions.

Rapid experiments to improve health-care delivery

Public health experts are borrowing a technique from the tech world to make messaging more effective — so that patients are more likely to get preventive care

Why isn’t dental health considered primary medical care?

Ailments of the mouth can put the body at risk for a slew of other ills. Some practitioners think dentistry should no longer be siloed.

In defense of wild meat’s place at the table

Sustainable and safe consumption of wildlife is possible, and important for those who depend on it, says a conservation researcher

How enlisting dentists can speed up Covid-19 vaccinations

OPINION: Dental care providers have the skills, the facilities and the trust of patients who might otherwise miss out 

Why don’t kids tend to get as sick from Covid-19?

Some children have been hospitalized and some have died, but at a tiny fraction of the adult rate. As children head back to school, scientists are hoping that research will provide answers.

The varied landscape of universal health care

There’s more than one way for a nation to achieve universal coverage for its residents. Here are the systems of six different countries.

Why Covid-19 testing went so wrong in the US, and what to do now

VIDEO: Delays, errors and a fragmented response initially kept public health officials in the dark about the spread of SARS-CoV-2. More tests and easy access could still play a critical role in slowing the virus.

Solving the pandemic’s drinking problem

The Covid-19 lockdown has changed alcohol habits, but public health researchers face a blurred and incoherent picture of who’s been drinking, and how much

Inching toward a global treaty on plastic pollution

Delegates from 175 nations are working on an international agreement that would tackle the vast amounts of plastic waste in the environment. A marine scientist specializing in plastic pollution discusses the problem and her hopes for the proceedings.

Another way that Covid can kill: Car crashes

OPINION: Traffic is down, but deaths are up. Here’s how to stay safe on the road.

How to help Covid-19 long-haulers

OPINION: Patients with lingering symptoms need access to specialized clinics — and so much more

Don’t let Covid boost another killer

OPINION: The pandemic may be interfering with our fight against drug-resistant bacteria. Luckily, the same tactics can beat back both scourges.

How viruses evolve: Lessons for the pandemic

Pathogens that switch to a new host species have some adapting to do. How does that affect the course of a pandemic like Covid-19?

New views of a cough: From TB and chronic cough to hope for Parkinson’s

Scientists are revealing new secrets of the reflex that protects our lungs, spreads disease and irritates us all

SARS-CoV-2: Evolution of a virus

VIDEO: Scientists expected the novel coronavirus would mutate and change. But its runaway spread means new, more dangerous variants are more likely to emerge. Harvard computational geneticist Pardis Sabeti explains.

Foods of abuse? Nutritionists consider food addiction

Cookies, chips, hot dogs and other ultraprocessed fare raise risk of runaway eating

Covid, RSV and the flu: A case of viral interference?

The ‘tripledemic’ unfolding this winter is one of several odd trends among respiratory virus infections these last years. Viruses, it turns out, can block one another and take turns to dominate.

Coronavirus transmission: SARS-CoV-2 in the air

VIDEO: One year into the pandemic, a clearer understanding of how Covid-19 infections spread suggest people need to shift efforts away from cleaning surfaces and toward better ventilation and filtration

How to convince people to accept a Covid-19 vaccine

Hesitancy rates are falling but they’re still sizable, especially among certain groups. Easy access and trusted community messengers are keys to moving the needle.

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