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Environmental health Archive

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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.

A hot weather plan is essential to staying healthy

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.

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.

Natural disasters strike everywhere: Ways to help protect your health

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.

Want to stay healthy over the holidays?

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.

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