Environmental health Archive


Weather and air pollution linked to heart-related hospitalizations

Lower temperatures, high wind speed, atmospheric pressure, high precipitation, and high degrees of pollution may raise the risk of being hospitalized for serious heart-related conditions. Modeling these factors may help forecast future heart problems.

Heat rash: How to spot it and what to do

Lingering heat waves have brought warnings about recognizing and preventing heat-related illnesses. Heat rash, while not dangerous itself, can signal heat exposure that may lead to more serious conditions. Here's how to avoid and treat it.

Hot weather hikes: Staying safe when temperatures spike

Summer is a great time to take a hike, but it's essential to make sure you're prepared for the weather and conditions where you are. Hiking safely and planning ahead will make your trek more enjoyable.

Wildfires: How to cope when smoke affects air quality and health

Wildfire smoke contributes greatly to poor air quality, and as wildfires become more frequent due to climate change and drier conditions, more of us and more of our communities are at risk for health harms.

A hot weather plan is essential to staying healthy

Summer has arrived in the Northern Hemisphere, along with higher temperatures that put a stress on the body. Here's why it's more important than ever to have a personal heat plan.


Heat-related illnesses are on the rise

The incidence of heat-related ailments, such as heat stress, heat exhaustion, and heatstroke, has risen over the past five years, according to a 2022 analysis. People ages 65 and older were at the highest risk compared with other age groups, and men were affected more than women.

Loud traffic noise may raise blood pressure

Long-term exposure to traffic noise may boost the risk of high blood pressure. Such sounds as roaring engines, blaring horns, and wailing sirens can trigger stress and disrupt sleep, both of which may contribute to high blood pressure and other heart-related risks.

Babesiosis: A tick-borne illness on the rise

While Lyme disease is the most commonly reported tick-borne illness in the United States, a report from the CDC shows that ticks that cause babesiosis are appearing in more parts of the Northeast and Midwest.

Lead poisoning: What parents should know and do

Lead poisoning is a serious health risk for children. And yet, they may be exposed to lead in their daily lives. Learn the dangers of lead exposure and what you can do to keep your child safe.

Healthier planet, healthier people

As the impacts of climate change on Earth threaten our well-being, the concept of planetary health acknowledges that the ecosystem and our health are inextricably intertwined. While individual efforts may seem small, here are five small steps that help make a difference when taken collectively.

Result 1 - 10 of 45

Free Healthbeat Signup

Get the latest in health news delivered to your inbox!

Harvard Health Publishing Logo

Thanks for visiting. Don't miss your FREE gift.

The Best Diets for Cognitive Fitness, is yours absolutely FREE when you sign up to receive Health Alerts from Harvard Medical School

Sign up to get tips for living a healthy lifestyle, with ways to fight inflammation and improve cognitive health, plus the latest advances in preventative medicine, diet and exercise, pain relief, blood pressure and cholesterol management, and more.

Harvard Health Publishing Logo

Health Alerts from Harvard Medical School

Get helpful tips and guidance for everything from fighting inflammation to finding the best diets for weight loss...from exercises to build a stronger core to advice on treating cataracts. PLUS, the latest news on medical advances and breakthroughs from Harvard Medical School experts.

BONUS! Sign up now and
get a FREE copy of the
Best Diets for Cognitive Fitness

Harvard Health Publishing Logo

Stay on top of latest health news from Harvard Medical School.

Plus, get a FREE copy of the Best Diets for Cognitive Fitness.