Environmental health Archive

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.

High temperatures stress the body, leading to thousands of heat-related illnesses and deaths every year in the US. Learn when hot weather becomes dangerous and how to create your own hot weather safety plan.

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.

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.

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 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.

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.

Cutting back on red meat and replacing it with poultry or seafood is a good choice because those are healthier sources of protein — and better for the environment. Choosing seafood that is lower on the food chain can amplify those benefits.

Increasingly, floods, fires, and extreme weather stemming from climate change are contributing to large-scale health and safety issues for people everywhere. There are steps you and your family can take to help protect your health.

Another holiday season is here, and this year we need to contend with other viruses besides COVID-19. Three Harvard experts share their thoughts on the best ways to keep ourselves and our family members healthy as we celebrate holidays together.