What is thermal stress?

Thermal stress is a type of stress that occurs in a material or structure due to changes in temperature. When a material is exposed to temperature changes, it expands or contracts, which can lead to internal stresses within the material. These stresses can cause the material to deform, crack, or fail if they exceed the material's strength. Thermal stress is a common issue in materials and structures that are exposed to fluctuating temperatures, such as buildings, bridges, and pipelines.

Thermal stress is a physical reaction to extreme heat or cold that can cause a range of health problems, including heatstroke, heat exhaustion, hypothermia, and frostbite. Thermal stress can also occur when the body is unable to maintain a normal core temperature due to overexertion or dehydration.

Symptoms of thermal stress can include:

- Increased body temperature
- Sweating
- Chills
- Confusion
- Dizziness
- Nausea
- Vomiting
- Diarrhea
- Muscle cramps
- Fatigue
- Weakness
- Loss of consciousness

Thermal stress can be prevented by taking the following precautions:

- Drink plenty of fluids, especially water.
- Avoid strenuous activity during extreme heat or cold.
- Dress appropriately for the weather.
- Take breaks in cool or warm places when necessary.
- Know the signs and symptoms of thermal stress and seek medical attention if necessary.