Tibialis Anticus is a muscle located in the front, outer side of the shin, and is responsible for dorsiflexion and inversion of the foot. This muscle is also known by various other names, including the anterior tibialis, anterior tibial muscle, tibial anterior, or simply TA. The synonyms for Tibialis Anticus include peroneus tertius, peroneus longus, and extensor digitorum longus. All these muscles work together to provide stability and mobility to the foot and ankle complex. It is imperative to understand the importance of these muscles, as their involvement is vital in day-to-day activities such as walking or running. Any injury or impairment of these muscles could result in significant functional limitations and pain.