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.
Physical symptoms of anxiety include shortness of breath, muscle tension, a fast heartbeat and dizziness. Anxiety manifestations also include nausea, irritability, trouble sleeping, difficulty concentrating, trouble breathing and trembling. Anxiety occurs when the chemicals located in your brain (neurotransmitters) are decreased.