While some health conditions, like high cholesterol or diabetes, are easy to determine, others can be challenging. Some conditions that involve more in-depth testing and conversation with a specialist include multiple sclerosis (MS) and other central nervous system (CNS) immune disorders, such as neuromyelitis and Optica spectrum disorder. Unfortunately, MS can have very non-specific signs and symptoms. While it can take longer to determine the specific condition, it’s important to get the diagnosis rig...