Dr. Andrew H. Ahn MD, PHD

Recommended Articles

• Restless Legs Syndrome: The Signs and Symptoms

  Restless legs syndrome can be very tricky to diagnose. The reason is that the symptoms are worse at night and will disappear during the day. The restless legs syndrome symptoms are worse during pregnancy and are more prevalent in those with conditions like rheumatoid arthritis and anemia. However,...

• Do You Suffer from Somnolence?

  What is somnolence?Somnolence is also referred to as sleepiness or drowsiness. It is a state of having a strong desire to sleep or sleeping for unusually long periods of time. The term somnolence comes from the Latin word somnus, which means sleep. Somnolence can be accompanied by signs of...

• What Is Porphyria?

  Porphyria is an inherited group of disorders that affect the skin and nerves. Porphyria that affects the skin is referred to as cutaneous porphyria, while the condition that affects the nerves is known as acute porphyria. Both types result in the accumulation of the chemical porphyrin in the body....

• Vertigo: Associated Disorders

  Anyone who has suffered from vertigo probably explained the feeling as dizziness, or something similar to motion sickness. An episode of vertigo either feels like you are actually moving when you are actually not or that the world around you is spinning but it’s really not. The feeling of motion...

• The Most Common Misconceptions About Multiple Sclerosis

  What is multiple sclerosis (MS)?Multiple sclerosis (MS) is a complex disease, which affects the central nervous system, which is made up of the brain and spinal cord along with optic nerves. Multiple sclerosis is not a terminal illness but a lifelong medical condition. Moreover, MS is neither...

• Zinc’s Role in Multiple Sclerosis Development

  Past research has shown that it is a pathological disruption of zinc homeostasis that causes multiple sclerosis-induced motor deficits and spinal cord white matter damage. It is known that an abnormal vesicular release of zinc and accumulation of intracellular zinc may help to mediate several of the...