Your described experiences might suggest a potential anxiety disorder. You’ve been struggling with this for at least six months. When you suspect that something may be wrong, it is always advantageous to consult a mental health professional. They are in the best position to help you. They can determine if a disorder is present and then provide the necessary treatment.
Anxiety is a highly treatable condition. People often ignore their symptoms or simply refuse treatment and in those cases, anxiety tends to worsen. If you’re open to treatment, then try it. There’s no reason to be afraid. Therapists are specifically trained to deal with these types of problems.
I hope that you will give treatment a try. You’ll be glad you did. Good luck and please take care.