Exchange rate. This is the amount of foreign currency that will be generated for every dollar you send. For example, a service might have a rate of 12.48 Mexican pesos per dollar. So if you send $200, it'll convert to 2,496 pesos.
Selenium is a nutrient that the body needs to stay healthy. Selenium is important for reproduction, thyroid gland function, DNA production, and protecting the body from damage caused by free radicals and from infection.
1 However, clinical trials that have looked at seleniumâs role in cancer prevention have been mixed. 2  Because your body only needs a small amount of this mineral, the American Cancer Society recommends eating a healthy diet with plenty of fruits and vegetables rather than taking selenium in nutritional supplements.