How Hot Should a Hot Tub Be?
November 15/2025
Hot tubs are a great way to relax and unwind after a long day. However, it is important to keep your hot tub at the right temperature to avoid health risks.
The ideal temperature for a hot tub is between 98 and 104 degrees Fahrenheit (37 and 40 degrees Celsius). This temperature range is warm enough to relax your muscles and improve your circulation, but not so hot that it can cause health problems.
Health risks of hot tubs that are too hot. If your hot tub is too hot, it can increase your risk of:
- Dehydration: When you are in a hot tub, your body loses water through sweating. If you are not drinking enough fluids, you can become dehydrated.
- Heatstroke: Heatstroke is a serious condition that can occur when your body temperature rises too high. Symptoms of heatstroke include headache, nausea, vomiting, dizziness, and fainting.
- Heart problems: Hot tubs can put a strain on your heart, especially if you have heart disease. If you are concerned about your heart health, talk to your doctor before using a hot tub.
In addition to keeping your hot tub at the right temperature, there are a few other things you can do to stay safe:
- Limit your time in the hot tub. It is best to limit your time in the hot tub to 15-20 minutes at a time.
- Drink plenty of fluids. Drink plenty of water or other fluids before, during, and after using the hot tub.
- Take breaks. If you start to feel dizzy or lightheaded, get out of the hot tub and take a break.
- Cool down gradually. When you are finished using the hot tub, cool down gradually by taking a cool shower or sitting in a cool area.
By following these tips, you can enjoy the benefits of a hot tub without putting your health at risk.
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