https://www.youtube.com/watch?v=HxvRQ9ZJ8vQ Chiropractic Mobilization will help. Avoid bending in front. Postural Correction- Sit Tall, Walk Tall. Extension Exercises x 15 times x twice daily. Apply Hot Fomentation twice daily.

Yes

Yes. There are some nerves which are originated in neck region of spine and terminates in chest and upper back region. This can be the cause of your pain.

This may be due to tightning of pectoral muscles.

How long do you have this pain? Whether it is on your left or right side? Is that pain continuous or intermittent? Do you have cholesterol or BP or Diabetes or any cardiac condition ? You should give hot water fomentation. You can use volini gel or spray provided you are not allergic. You should do neck strengthening or stretching exercises with proper guidance. Avoid using high pillow. Avoid prolonged neck bending activities and gadgets usage.

Yes It Occurs Along With Upper Back Coz Cervical Makes Your Surrounding Muscles Stiff & Restrict Movements. But Better You Take Online Consultation For Proper Video Examination Before Telling You The Right Treatment.

Cervical pain does not radiate to chest, it is different, the upper back trapezius shoulders are get affected and in if untreated on time, there are chances that through shoulders the pain will radiate to chest. Take Proper treatment and do not neglect the pain. Visit nearest physiotherapy centre and take electro therapy for 10 days, later with strengthening exercises the pain will get reduced.

What is your shoulder range of motion? If you get pectoralis tightness there is a chance for pain. If your shoulder range of motion is not upto the mark there is a chance for trapezius muscle strain. So only you are taking this type of chest and upper back pain. Please check your vitals. Then suggest a ortho or pt online or offline.

Yes , if the pain is radiating from the Spine. But don’t ignore any type of pain , consult ur doctor

There is a condition called cervical angina. However if on the left you have to rule out cardiac issues. After ruling it out, if associated with breathing could be your thoracic spine being stiff or ribs also being stiff. Get cardiac issues cleared first

There can be different reasons better you go to nearest physiotherapy clinic for proper examination. Need to check the tightness. Aur it can be due other issues related to acidity. Please consult with physician doctor as well.