Stress is simply a reaction to a stimulus that disturbs our physical or mental equilibrium. In other words, it's an omnipresent part of life. A stressful event can trigger the “fight-or-flight” response, causing hormones such as adrenaline and cortisol to surge through the body.
Obsessive-Compulsive Disorder (OCD) is a potentially disabling anxiety disorder. People afflicted with OCD become trapped in a pattern of repetitive, senseless thoughts and behaviors that are very difficult to overcome.
Left untreated, a severe case of OCD can destroy a person's capacity to function at work or school—or to lead a comfortable existence at home.
Fear is a vital response to physical and emotional danger—if we didn't feel it, we couldn't protect ourselves from legitimate threats. But often we fear situations that are far from life-or-death, and thus hang back for no good reason. Traumas or bad experiences can trigger a fear response within us that is hard to quell.
Sure, it's a fatty acid, which might make you want to avoid it at all costs, but omega-3 is actually a good-for-you fat. Known as an "essential" fatty acid, it's good for your body and mind—it's a big mood booster. Omega-3 is highly concentrated in the brain and maintains nerve cell membrane structure. Insufficient omega-3 is linked to poor memory and depression.