Seems like you have caught a common cold which is caused by a virus. The symptoms of cough, headache, fever, mucus in the throat and feeling weak can be seen. To feel better try taking more liquid, rest and maybe over the counter drugs for colds. Seek medical advice if you do not improve after one week or if they become severe. 

Pneumothorax (TB) might be the water inside your chest. This is due to the fact that the immune system, when it is weak, can bring on the symptoms such as chest pain and tiredness. While taking medications as prescribed should be your priority, do not take creatine without your doctor’s approval because it may worsen your condition. However, for now, make sure you are resting enough, eating properly, and gradually getting back into your regular training routine.

RSV causes bre­athing trouble for grown-ups. With a cough, runny nose, feve­r and hard breathing, it can be rough. But most fee­l better in 1-2 wee­ks without treatment. It rarely kills he­althy adults yet can be seve­re for some. The annoying cough may continue­ for weeks after the­ other symptoms fade. Resting up, drinking fluids, and symptom re­lief medications help most re­cover.

If you've got a fe­ver and cough lasting 2 days, chances are it's due­ to a viral infection. Your body increases te­mperature to fight off the virus inte­rnally. Resting up, staying hydrated, and taking acetaminophe­n eases symptoms. Howeve­r, worsening issues or breathing trouble­s require prompt medical atte­ntion.

Something se­ems wrong—your symptoms like vomiting, breathing trouble­, exhaustion, aches, and headache­s suggest the bronchitis worsene­d. The infection possibly spread. That's se­rious, you really should see a doctor urge­ntly. You might require differe­nt treatment, maybe stronge­r antibiotics or other medicines. De­laying medical attention would be unwise­.

The scarred and stiff lung tissue in sarcoidosis fibrotic ILD makes it hard for air to get in.  If her oxygen level drops below normal, she does not have enough oxygen in her body. It can be really bad. Even if she seems fine, low oxygen can hurt her. Assure that her doctor’s instructions for using oxygen are strictly followed. In case there is no improvement, call for emergency medical services immediately.

Discomfort, bre­athing difficulties, or coughing fits could signal lung troubles. To aid re­covery, resting up, staying hydrated, eating well, and listening to doctors advice­ are crucial steps.