Stressed that its giving me shoulder pains and neck pains?

so idk why am i so stressed for ? im only 22... i have anxiety but not as bad... so i feel like its coming alittle bad these days idk why.... at night always... sometimes i feel like i cant breathe ... and my anxiety is acting up but its really stresss and the pains in my shoulders ... im in college and trying to get a part time job rigt now... How do i feel better and make these pains and stress and anxiety go away????? i sometimes cant sleep.... 😥.. i mean i can control my anxiety but sometimes it goes overboard when im out of my house... 😳 im like slowwww down heart.. whats the rush? lol..... please help me