When the heat takes its toll. How to spot the first signs of overheating and look after yourself in summer

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08/2026
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Summer is a season for being outdoors, for trips away and long walks. Sunny weather lifts the mood, but high temperatures put the body under considerable strain. When it gets too hot, the body works hard to keep its temperature steady. If we neglect proper hydration and a moment's respite from the sun, the first signs of overheating can appear.

 

It is worth knowing which signals to look out for, and how to support your body day to day, so that you feel well and keep your energy even in the fiercest heat.

 

How does the body protect itself from overheating?

 

The body has natural mechanisms that help it maintain the right temperature. The most important of these is sweating. As sweat evaporates it cools the skin, allowing the body to release excess heat more effectively. Along with sweat, however, we lose not only water but also electrolytes, including sodium, potassium and magnesium. If fluids are not replaced regularly, it becomes increasingly difficult for the body to stay in balance, which can take its toll on how you feel, on your concentration and on your energy levels.

 

Children, older people, physically active people and anyone who spends many hours in the sun are particularly sensitive to high temperatures.

 

The first signals you should not ignore

 

Overheating usually does not come on suddenly. Before it does, the body sends signals that it needs rest, fluids and a chance to cool down.

 

The most common symptoms include:

  • increased thirst,
  • a feeling of tiredness and weakness,
  • headache or dizziness,
  • excessive sweating,
  • difficulty concentrating,
  • a feeling of heat and reddening of the skin.

 

If you notice these symptoms in yourself, it is best to move to a shaded or cool place, rest and gradually replace your fluids.

 

What helps the body cope better with the heat?

 

On hot days it is the everyday, seemingly small habits that matter most. Above all, remember to drink water regularly, not only once strong thirst sets in. A light, easily digestible diet rich in vegetables and fruit is also a good support, as these naturally provide the body with an extra portion of water.

 

If you are planning physical activity, it is best to choose the morning or evening hours, when the temperature is lower. During the day it is also worth reaching for light, breathable clothing in pale colours, and remembering to cover your head.

 

During intense exertion, or prolonged time in high temperatures, the body also loses electrolytes along with sweat. Replacing them appropriately helps maintain a proper water and electrolyte balance, which plays an important role in the normal functioning of the body.

 

When is a quick response needed?

 

If, despite rest and hydration, you experience worsening dizziness, fainting, confusion or a very high body temperature, urgent medical help is needed. Such symptoms may point to heatstroke, a condition that requires immediate intervention.

 

Comfort on hot days is within reach

 

Summer does not have to mean giving up the activities you enjoy. It is enough to listen to what your body needs, to remember to hydrate regularly and to plan your time in the sun sensibly. It is precisely these everyday, simple choices that help support the body's natural thermoregulation and keep you feeling well even when temperatures reach their highest.