Why do i have open blister sores on my lower legs and feet and stomach?

Open blister sores on your lower legs, feet, and stomach can be caused by a variety of factors, including skin infections, allergic reactions, or conditions like eczema or pemphigus. They may also result from friction, burns, or insect bites. It's essential to seek medical attention to determine the underlying cause and receive appropriate treatment, especially if the sores are painful, persistent, or show signs of infection.