Hello,
These symptoms are suggestive of anxiety disorder. Anxiety symptoms are free floating i.e., it can occur any time of the day. Worries about future misfortunes, difficulty in concentrating, restlessness, trembling, inability to relax, headache,body pain, sweating, increased heart beat, dry mouth, etc can be present in anxiety disorder. Once better you will be able to handle your social and occupational life quite well.
Next Steps
Consult nearby psychiatric clinic or you can consult me.