Men's underwear is recommended to be changed every 3 to 6 months. Specifically, underwear can be changed every two months, while underwear is recommended to be changed every six months.

The frequency of changing underwear is influenced by various factors, including material, usage frequency, and personal hygiene habits. Generally speaking, the frequency of changing underwear can be slightly lower, about once every two months, but it is important to pay attention to hygiene and cleaning. Underwear is recommended to be replaced every six months. If there is any deformation, material change, or small holes or cracks in the underwear, it should be replaced in a timely manner.

Choosing the right underwear is also very important. Underwear should not be too tight or too loose, as tight underwear can compress the testicles and affect health; Loose underwear cannot provide sufficient support. It is recommended to choose the appropriate number of underwear based on personal activity level. Generally, one underwear should be changed every day, and two underwear should be prepared as backup