The frequency of changing underwear mainly depends on the individual's lifestyle habits and activity level. Generally speaking, it is more hygienic to change underwear once a day, especially when you are exercising a lot or the weather is hot. If your underwear is dirty or smelly, you need to replace it immediately.
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Some friends may change it several times a day, and some may change it once a day or two, there is no fixed standard for this, mainly according to their actual situation and feelings. However, it should not exceed three days. Otherwise, it is easy to breed bacteria, which is not good for health.
When washing underwear, use mild soap or special underwear detergent, and dry it thoroughly when finished, do not use a dryer, otherwise the material of the underwear is easily damaged.
On January 13, 2018, at an exhibition of gold carvings and woodcuts held at an art museum in Hangzhou
Washed underwear should be dried in the sun, and ultraviolet rays can help sterilize and disinfect.
Even if the underwear still looks new, it is advisable to change it regularly, as the bacteria and microorganisms on the underwear will gradually increase over time.
On February 7, 2017 local time, in Miami, USA, a model took a beach photo.
Keeping your underwear clean not only helps maintain personal hygiene, but it also reduces the risk of infection, which is essential for health.