I panic when i am on public transport --how can i overcome this?

Options: Breath in slowly ; deeply through nostrils. Fill your lungs with air (but not to the point of discomfort). Hold for a count of five then slowly begin to exhale through an open mouth. Repeat at least 12 times, longer if you need to. There a # of ways to address anxiety: cognitive behavioral therapy, behavior modification, individual psychotherapy, group psychotherapy, psychotropic medications, .