What makes a feet stink?

There are several factors that contribute to foot odor:

1. Sweat: Feet sweat a lot, producing up to half a pint of sweat per day. This sweat provides a moist environment for bacteria to thrive.

2. Bacteria: The skin of the feet is covered in bacteria, many of which feed on the sweat and dead skin cells. As they break down these substances, they release odorous compounds.

3. Type of shoes: Shoes that are made of non-breathable materials (such as rubber or vinyl) can trap sweat and prevent it from evaporating, creating an ideal environment for bacteria to grow.

4. Tight-fitting shoes: Tight-fitting shoes can squeeze the feet and restrict blood flow, reducing the amount of oxygen that reaches the sweat glands. This can disrupt the sweating process and lead to increased odor.

5. Poor hygiene: Not washing your feet regularly or not changing your socks frequently can allow bacteria to build up and multiply, leading to increased odor.

6. Certain medical conditions: Some medical conditions, such as diabetes and thyroid problems, can cause excessive sweating and contribute to foot odor.