According to your sign and symptom you are suffering from some infection like Breathlessness during sleeping.
As you know that best treatment depend on the correct diagnosis and correct diagnosis depend on the complete history of the patient so please take consultation from a doctor and give complete history of the patient so that correct diagnosis will be make and then best treatment will be start
Next Steps
Reason of breathlessness can be many as
Low Haemoglobin , some obstruction in the root of upper respiratory tract,
Nose block and some infection in the chest area
so for exact cause to rule out do some test like-
CBC ESR
LFT and
Lipid profile and USG of whole abdomen etc
Health Tips
Please follow good life style as take plenty of fluid and take less spicy and fatty food and
do exercise regularly with yoga and meditation and keep positive attitude to fight any problem of your life