Have you thought about the types of fabric that you wear next to your skin??
Synethic fabrics such as nylon, rayon, lyrica, acrylic and polyester don’t allow your skin to breathe properly. So wear cotton, silk or wool next to the skin. Falke make socks and tights with wool, silk and cotton. They make a lovely fine sock that you can wear comfortably with shoes. SocksFox online a good source).
The palms of your hands and soles of your feet particularly are full of sweat glands so try not to suffocate these areas with nylon socks or non leather shoes.
Next time – What you apply to your skin!!!!!