Peppermint is probably best known and appreciated for its refreshing minty taste and ability to ease digestive upsets, however it does not suit everyone. The aromatic properties of peppermint make it a popular remedy for headache and sinus congestion. It can help to relax airways and improve breathing. Peppermint will also help to ease tension and muscular spasms. It was traditionally also used to help reduce fever. Peppermint is a mild stimulant and often added to herbal tea blends to increase their uptake, or to improve taste by adding just a hint of mint.