While the hot, dry summer may have offered a break to people with some environmental allergies, that reprieve could be over.

Ragweed and mold are in the air this fall.

"This summer was good news for people who are sensitive to mold and pollen as there were little of those allergens in the air, but now that we're seeing more rain coming in after this drought, we're experiencing a big...

Raging wildfires, droughts, floods and record-breaking heat brought on by climate change are taking a toll on kids' already fragile mental health.

This is the main message from a new report by the American Psychological Association and the climate advocacy organization ecoAme...

Renting a home, rather than owning it outright, may speed up the body's aging process, a new study suggests.

Researchers found that when compared with people who owned their home outright (no mortgage), those who rented showed signs of faster "biological aging" -- which meant their body cells and tissues were a bit "older."

On average, the impact was equivalent to just a small fract...

Toilet bowls reveal much about the health of a community, alerting scientists to coming outbreaks of flu and other seasonal viruses, researchers say.

"Just one flush can hold a lot of information," said Kristine Du, co-author of a new Canadian study.

"Wastewater surveillance equ...

The signs of climate change are everywhere, from raging wildfires to flash flooding to soaring temperatures.

Now, a new study warns that things could get worse, with scientists reporting that even small increases in global temperatures will make some parts of the Earth too hot for humans to endure.

"As long as we continue to put greenhouse gases emissions into the atmosphere, we're...

Should Fluffy and Fido go vegan?

A new study says yes -- for the environment.

The United Nations Food and Agriculture Organization estimates that livestock are responsible for 14.5% of the greenhouse gas emissions. In response, some experts say eating ve...

Extensive exercise regimens are keeping astronauts healthy and protecting their hearts during extended space missions, new research finds.

A study from scientists at UT Southwestern Medical Center in Dallas found no loss of heart mass or output, and no loss of function in the heart's ventricles, during flights that can last up to six months.

The findings could have implications...

Sweltering temperatures appear to fuel drug-related hospital visits, a problem that could be worsening with climate change, a new study suggests.

"We saw that during periods of higher temperatures, there was a corresponding increase in hospital visits related to alcohol and substance use, which also brings attention to some less obvious potential consequences of climate change,"said first...

Having safer neighborhoods, where families feel less stress, can help prevent child abuse, according to new research that supports this long-suspected theory.

When parents feel higher levels of stress or hopelessness about their surroundings, they may have a harder time caring for their children,