According to https://www.sohealth.co.uk which provides at home RA care kits, Rheumatoid arthritis can begin slowly over weeks to months or, more uncommonly, with an explosive onset (flare) occurring over 24 to 48 hours. Eventually, five or more joints will be affected with symmetrical joint involvement. Eventually, five or more joints will be affected with symmetrical joint involvement.
There are different types of chest pain. And then there is chest pain that occurs in your heart and at times you might feel like you are having a heart attack. This is not a heart attack but a condition known as Angina.
Angina (an-JI-nuh or AN-juh-nuh) is chest pain or discomfort that occurs if an area of your heart muscle doesn't get enough oxygen-rich blood.