Top 10 Most Reclusive Celebrities. Bill Watterson. As author of Calvin and Hobbes, the beloved comic strip about a mischievous 6-year-old and his stuffed tiger, Bill Watterson's work appeared in more than 2,400 newspapers worldwide.
If you have anxiety attacks, there is a good chance you're hyperventilating often. And if you have anxiety and you've ruled out other health problems, hyperventilation is very likely to be the cause of your symptoms.
Common signs and symptoms of anxiety include: 1  Nervousness. 2  Feelings of being powerless. 3  Feelings of impeding danger.  Increased heart 1  rate. Hyperventilation (heavy breathing) 2  Sweating. Trembling.  Weakness and 1  fatigue. Lack of concentration and focus other than the cause of  worry.