{"id":711,"date":"2022-06-17T02:53:50","date_gmt":"2022-06-17T02:53:50","guid":{"rendered":"https:\/\/fusefornews.com\/2022\/06\/17\/heatwaves-what-do-they-do-to-the-body-and-who-is-at-risk\/"},"modified":"2022-06-17T02:53:50","modified_gmt":"2022-06-17T02:53:50","slug":"heatwaves-what-do-they-do-to-the-body-and-who-is-at-risk","status":"publish","type":"post","link":"https:\/\/fusefornews.com\/?p=711","title":{"rendered":"Heatwaves: What do they do to the body and who is at risk?"},"content":{"rendered":"

[ad_1]
\n<\/p>\n

\n
\n

By James Gallagher<\/strong>
Health and science correspondent<\/span><\/p>\n<\/header>\n

\n
\n
\"woman<\/span>Image source, <\/span>Getty Images<\/span><\/div>\n<\/figure>\n<\/div>\n
\n
\n

Officials are warning that high temperatures in the coming days could affect people’s health. The UK Health Security Agency has issued a <\/b>level three alert<\/a> for southern England for Friday and Saturday.<\/b><\/p>\n<\/div>\n<\/div>\n

\n
\n

Forecasters expect temperatures to hit 28C (82F) on Wednesday in the Midlands and south-east England, although cooler weather is likely further north.<\/p>\n<\/div>\n<\/div>\n

\n
\n

By Friday, London could see 34C (93F) and Manchester 30C (86F).<\/p>\n<\/div>\n<\/div>\n

\n
\n

In this unusually hot weather, people are being asked to keep a close check on the most vulnerable, such as older people who are most at risk of heat exhaustion.<\/p>\n<\/div>\n<\/div>\n

\n
\n

Here’s what you need to know about the effects of heat on the body and how to stay cool.<\/p>\n<\/div>\n<\/div>\n

What does extreme heat do to our bodies?<\/span><\/h2>\n<\/p>\n
\n
\n

As the body gets hotter, blood vessels open up. This leads to lower blood pressure and makes the heart work harder to push the blood around the body.<\/p>\n<\/div>\n<\/div>\n

\n
\n

This can cause mild symptoms such as an itchy heat rash or swollen feet as blood vessels become leaky. <\/p>\n<\/div>\n<\/div>\n

\n
\n

At the same time, sweating leads to the loss of fluids and salt and, crucially, the balance between them in the body changes. <\/p>\n<\/div>\n<\/div>\n

\n
\n

This, combined with the lowered blood pressure, can lead to heat exhaustion. Symptoms include:<\/p>\n<\/div>\n<\/div>\n

\n
\n
\n