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3 myths about hand washing disproved by scientists
3 myths about hand washing disproved by scientists
Anonim

On the effectiveness of antiseptic gel, antibacterial soap and warm water, a new study refutes three popular myths about hand hygiene.

3 myths about hand washing disproved by scientists
3 myths about hand washing disproved by scientists

Myth 1. Wash your hands with warm water is healthier than cold water

In fact, nothing depends on the temperature of the water. Scientists from Rutgers University found this out. For six months, participants in the study Quantifying the Effects of Water Temperature, Soap Volume, Lather Time, and Antimicrobial Soap as Variables in the Removal of Escherichia coli ATCC 11229 from Hands. washed their hands with water of different temperatures: 16, 26 and 38 ° C. Result: cold and warm water and soap removed the same amount of bacteria. So if your hot water is turned off, don't worry - it won't affect your hand hygiene.

Myth 2. Antiseptic gel can replace soap and water

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Antiseptics do kill most of the harmful bacteria, but they still cannot completely replace washing with soap and water. The gel does not deal with visible dirt, nor does it cleanse the skin of chemical impurities.

Myth 3. Antibacterial soap is more effective than usual

The type of soap does not affect the cleanliness of your hands in any way. Antibacterial varieties are no better at killing bacteria than regular varieties. The main thing is to master the correct technique and wash your hands for at least 10 seconds.

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