Been waking up with chest pain and sob that subsides in a few hours. sometimes my heart beats very fast n a painful pulling sensation in diaphragm.y?

Check Asthma: This calls for a visit to an urgent care center today for oxygen level check and treatment as indicated. If it is asthma, it is easily treatable. Other causes of SOB must be ruled out urgently.

Depends: Abdominal and chest pain has many causes and many implications. Some are minor and some can be life threatening. More information a complete history and physical is recommended by your doctor if you indeed have these symptoms. If severe perhaps an evaluation at the emergency room will provide the best answers. Good luck