How does heat kill? It confuses your brain, overworks your heart, shuts down your organs
Voice of America
FILE - A man pours cold water onto his head to cool off on a hot day in the Mediterranean Sea in Beirut, Lebanon, July 16, 2023. As temperatures and humidity soar outside, what's happening inside the human body can become a life-or-death battle. People sit in front of a table fan to cool off on a hot summer afternoon in Varanasi, India, May 29, 2024. FILE - An elderly woman suffering from a heat-related ailment is brought to a government district hospital in Ballia, Uttar Pradesh state, India, June 20, 2023.
As temperatures and humidity soar outside, what's happening inside the human body can become a life-or-death battle decided by just a few degrees.
FILE - A nurse prepares the measles, mumps and rubella vaccine at the Rockland County Health Department in Haverstraw, Rockland County, New York, April 5, 2019. A measles outbreak in west Texas has infected 48 people, according to official state data released on Feb. 14, 2025.
Health workers prepare to administer vaccines against the Sudan strain of Ebola, during a trial at Mulago Referral Hospital, in Kampala, Uganda, Feb. 3, 2025.
FILE - An aerial view shows the devastation from the Palisades Fire on beachfront homes in Malibu, California, Jan. 15, 2025.
FILE - A vial of a measles, mumps and rubella vaccine sits on a countertop at a pediatrics clinic in Greenbrae, Calif., on Feb. 6, 2015.
A person films Taiwan's President Lai Ching-te as he holds a news conference in Taipei, Taiwan, Feb. 14, 2025.
FILE - Transgender rights supporters protest outside of Seattle Children's Hospital after it postponed some gender-affirming surgeries for minors following an executive order by President Donald Trump, Feb. 9, 2025, in Seattle.
FILE - Robert F. Kennedy Jr., U.S. President Donald Trump's nominee to serve as secretary of health and human services, testifies at a Senate committee hearing, Jan. 30, 2025, in Washington. The Senate on Feb. 13, 2025, confirmed Kennedy to the position.
An advertisement for "RedNote," a Chinese social media app, is seen as people walk by the Nasdaq headquarters in Times Square, Jan. 27, 2025 in New York City. People walk past advertising for Chinese social networking and e-commerce app Xiaohongshu, also known as RedNote, at a shopping center in Beijing, Jan. 15, 2025. A social media influencer films a video for his new Xiaohongshu, also known as RedNote, after leaving TikTok, in Times Square in New York City, Jan. 16, 2025.
A view of part of the wall of the Roman London Basilica, which has been recently unearthed by a redevelopment of a building in London, is seen in this photo provided by the Museum of London Archaeology taken in summer 2024. A drawing of a representation of the Roman London Basilica, which has been recently unearthed by a redevelopment of a building in London, is seen in this photo provided by Peter Marsden. A view of part of the wall of the Roman London Basilica, which has been recently unearthed by a redevelopment of a building in London, is seen in this photo provided by the Museum of London Archaeology taken in summer 2024.
FILE P- A test tube labeled "Mpox virus positive" is held in this illustration taken Aug. 20, 2024.
FILE - U.S. Vice President JD Vance delivers a speech during the plenary session of the Artificial Intelligence (AI) Action Summit at the Grand Palais in Paris, Feb. 11, 2025.
FILE - A Mexican long-nosed bat (Leptonycteris nivalis) hangs from agave flowers in Nuevo Leon, Mexico, in July 2022. (Chris Galloway/Horizonline Pictures/Bat Conservation International via AP) FILE - A Mexican long-nosed bat (Leptonycteris nivalis) feeds on agave nectar in Nuevo Leon, Mexico, in July 2022. (Chris Galloway/Horizonline Pictures/Bat Conservation International via AP)
This photo provided by the European Space Agency shows a close-up view of the center of the NGC 6505 galaxy, with the bright Einstein ring aligned with it, captured by European Space Agency's Euclid space telescope.