If you have history of bronchial asthma or allergic rhinitis or have family history of these diseases, you may have symptoms of acute attack that may resolve on its own depending on the severity.
If do not have such history, think of any cause of anxiety that is happening with your life. Present pandemic situation is itself is a cause of anxiety. So, your symptoms might be a panic attack. But in this pandemic situation it is always prudent to rule out covid 19 disease if you are suspicious of fever. Sometimes low grade fever in hot summer days can be ignored easily.
Next Steps
Check body temperature with a thermometer and confirm fever. If fever get tested for covid 19 and consult Doctor/general physician/ chest physician
Health Tips
Take plenty of fluids by mouth containing salt and
sugar.