These symptoms are worrying me , I have fatigue, difficulty speaking and project my voice , sometimes I feel the left side of my abdomen swells and swells neck also . Are anxiety or depression ?

It has already identified the source of your symptoms. Anxiety and depression are among the most common causes of fatigue , and can contribute to a wide range of other symptoms. That said , it is important to remember that people with depression and anxiety are sick of other things too, such as hypothyroidism , autoimmune diseases and anemia. Check with your doctor for a checkup. He / She can correlate symptoms with physical findings , order appropriate tests , and determine if something serious happens .