According to your query and sign and symptom you want to know about the disease and cause and it's best Treatment of acute upper respiratory tract Please take consultation for better evaluation and best Treatment as it need complete history of patient as personal and family history. Please follow good life style as • take plenty of fluid and • take less spicy and fatty foods and • take home made food only and do exercise regularly with yoga and meditation and • keep positive attitude to fight any disease and any problem of your life .

Could be flu with typical features.If your fever lasts longer get a fever profile test offered by many Labs.

pO2 level of 97-98% or 94-95% , both are normal readings which need no treatment. If a person is on a monitor and he is alive his BP, pulse, and pO2 level will keep varying almost every 2-3 minutes. So every reading doesn't suggest a disease.

Connect please

Use prone position to improvecyour sp02.monitor fever.hydrate.isolate.take zincovit.paracetamol fir fever as required.plenty of rest. Steam inhalation and salt water gargless with vough lozengrs to reduce cough.

It can be viral infection. Take steam / nebulization twice a day And follow the medication advised for fever.

Need few more details Kindly consult

Can help you, kindly consult and provide detailed history for proper diagnosis and further management

It can be flu