Yes.Underwear acts as a barrier between your body and clothing, helping to absorb sweat and protect your clothing from stains and odors. It can also help prevent chafing and irritation, particularly during physical activity.
In addition, underwear can help prevent the spread of bacteria and other microorganisms, particularly in communal settings like gyms, locker rooms, and swimming pools.
I usually wear underwear, but there are times when I don't have to wear anything. I don't always wear underwear, but there are times when I don't have to wear anything.