You rely on concentration to get through work or school every day. When you're unable to concentrate, you can't think clearly, focus on a task, or maintain your attention. Your performance at work or school could be affected if you can't concentrate. You may also find...

What is migraine? Migraine is a neurological condition that can cause multiple symptoms. It’s frequently characterized by intense, debilitating headaches. Symptoms may include nausea, vomiting, difficulty speaking, numbness or tingling, and sensitivity to light and sound. Migraines often run in families and affect all ages. The diagnosis...

Vitamin D is an essential ingredient in our lives. Adequate amounts of vitamin D promote calcium and phosphorus absorption—essential mechanisms for healthy bones and teeth—and is also considered by organizations such as the National Cancer Institute as a nutrient with potential to ward off serious diseases. Unfortunately, like...