Main Causes

Symtoms
Covid-19 symptoms vary from person to person, although there are cases where infected people don't develop any symptoms, can be termed as asymptomatic. But in general, people with Covid-19 can suffer from these symptoms below.This distinguishing symptoms of Covid-19 virus are similar to upper respiratory tract infections as well,comprise the following:

High Fever or Chills

Dry Cough

Headache

Sore Throat

Joint and muscle Pains

Breathing Issues

Tiredness

Loss in taste and smell

Nausea

Diarrhoea

Infected person might also face some other symptoms, but these are some of it's common symptoms
When to be concerned?
"AS EARLY AS POSSIBLE"
Symptoms may appear within 2 to 14 days or even earlier, after exposure to the virus. The children might face same yet milder symptoms. Adults with severe medical issues are at higher risk.

Call 911 and get connected to the healthcare center, if you notice these changes

Trouble while breathing

Pressure or Pain in your Chest

Tiredness

Skin color changes, generally turns bluish

Diarrhoea

Although, Not all possible symptoms can be listed, so try not to rely only on the above information given. Contact your personal healthcare provider if you are concerned you may be suffering from Covid-19 or have any related symptoms