Heart disease, cancer and diabetes all cause weaker hand grip strength.
A new study is the first to identify sex differences in inflammation and immune cell activation in response to SARS-CoV-2 infection, which causes COVID-19.
States have been experimenting with more targeted approaches to slow the coronavirus's spread. Two strategies stand out.
The outdoors is less risky than an enclosed room, but it isn't a COVID-19-free zone. Here's what you need to know.
The outbreak of the COVID-19 pandemic has exposed gaps in the health-care system that leave those without identification documents vulnerable.
Experiments in college classrooms show how tiny respiratory droplets known as aerosols can spread, even with good ventilation. The risk isn't the same in every seat.
Health surveillance assistants provide services in village clinics, mainly by assessing signs and symptoms in sick children. An electronic community case management app could make their job easier.
The Trump administration wants to go it alone when it comes to vaccine development and distribution. What does this mean for the U.S. and the world?
To understand the risks of wildfire smoke, it helps to understand the chemicals people are breathing.
Antibodies are great for neutralizing viruses. But they are big and bulky. Antibody engineers are now creating smaller synthetic antibody-like molecules that may be better for fighting COVID-19.
The Global Gag Rule transcends abortion and exacerbates weaknesses and vulnerabilities of the Kenyan health system.
A pediatrician answers parents' questions about catching up on missed childhood vaccinations and why that's so important.
As policymakers weigh financial aid for the airline industry, they have an opportunity to help make the US organ transplantation system more equitable at the same time.
Microbes in the gut aren't just important for digesting your food. In pregnant women, these gut microbes are producing chemicals that are essential for proper brain development of the fetus.
Scientists explain what you need to know about the COVID-19 risks in the air, from how aerosols form to how to keep kids safe on a school bus.
Nigeria's unreliable power supply comes with a triple challenge of social, economic and environmental costs.
From policy to performance, a panel of five political experts analyses the first televised leaders' debate of the 2020 New Zealand election campaign.
Digitising healthcare and exporting more sustainable protein alternatives are just some ideas that could help Australia's economy return to form.
Governments must embrace policies that promote sharing and collective invention to create and distribute a vaccine quickly.
Many of us don't get an adequate amount of nutrients.