How Heatwaves Harm Sleep And Health - The Climate Question Podcast, BBC World Service Titolo [yBT8rFZupPq]
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Temperatures around the world are soaring and not just during the day. Night-time heat is increasing too. What effect is this having on our health, our emotions and our sleep?
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Scientific research suggests that hot nights are leading many of us to lose shut-eye already. In India, for example, the night-time temperature has recently been over 30 degrees Celsius, and in cities like Mumbai, the humidity makes it feel even warmer.
Our bodies need to cool down to fall asleep but hotter nights make that much harder. And the impacts go way beyond just feeling tired; disrupted sleep has links to poor cardiovascular health and depression. Women, children, the elderly and those with less income are most robert lewandowski affected.
As global temperatures rise due to climate change, experts warn that the impact on our sleep and our health will only worsen.
Presenter Graihagh Jackson speaks to sleep expert Dr Sophie Bostock and BBC Marathi reporter, Janhavee Moole, whos based in Mumbai.
They explore how rising temperatures are disrupting sleep in India and beyond and share practical tips on how to stay cool in a warming world.
The show was recorded in June 2026.
00:00 Introduction
01:20 What have nighttime temperatures been like in India?
04:20 Why we struggle to sleep in the heat
06:25 The causes of nocturnal heatwaves in India
07:54 How much sleep are we losing and whats the health impact?
12:59 The four stages of sleep
16:45 Why lack of sleep is linked to hospital admissions
20:17 Why women, children and the elderly are more affected
22:05 Advice saint satine for sleeping better in the heat
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