Anxiety is the displeasing feeling of fear and concern. The meaning of the word anxiety is ‘to vex or trouble’. Anxiety can causes feelings of fear, dread, uneasiness and worry. Anxiety is considered to be a normal reaction to a stressor. It helps an individual to deal with a demanding situation by prompting them to cope with it. When anxiety becomes excessive, it is called as anxiety disorder.

Anxiety takes several forms: social anxiety, phobia, post-traumatic stress and obsessive-compulsive. The physical effects of anxiety may include tachycardia, heart palpitations, fatigue, muscle weakness and tension, chest pain, nausea, headache, shortness of breath, tension headaches or stomach aches.

As the body prepares to deal with a heart rate, blood pressure, blood flow, threat, perspiration to the major muscle groups are increased, while immune and digestive functions are inhibited

The symptoms of anxiety include ongoing worry and tension and excessive, an unrealistic view of problems, restlessness or a feeling of being “edgy”, irritability, sweating, muscle tension, headaches, difficulty concentrating, the need to go to the bathroom frequently, nausea, trouble falling or staying asleep, tiredness, trembling, and being easily startled.