In winter, body will be more easily dehydrated. Drink more water, apple juice, or hot tea, this will help with the body's circulation. Drinking water should be at room temperature or slightly warm to avoid hampering digestion.
Pay attention to nutrition. Vitamin E is essential. Eat fresh fruits and vegetables. They help internal hydration, as well as skin nourishment.
Eating warm cooked foods is good for digestion. Olive oil is an excellent choice. Almonds can provide lipid and nourishment.
Avoid alcohol and caffeinated drinks, as they lead to dehydration.