Question

What are autoimmune diseases? What is the reason for their occurrence. Give an example.​

Answer 1

Tʜᴇ ᴇxᴀᴄᴛ ᴄᴀᴜsᴇ ᴏғ ᴀᴜᴛᴏɪᴍᴍᴜɴᴇ ᴅɪsᴏʀᴅᴇʀs ɪs ᴜɴᴋɴᴏᴡɴ. Oɴᴇ ᴛʜᴇᴏʀʏ ɪs ᴛʜᴀᴛ sᴏᴍᴇ ᴍɪᴄʀᴏᴏʀɢᴀɴɪsᴍs (sᴜᴄʜ ᴀs ʙᴀᴄᴛᴇʀɪᴀ ᴏʀ ᴠɪʀᴜsᴇs) ᴏʀ ᴅʀᴜɢs ᴍᴀʏ ᴛʀɪɢɢᴇʀ ᴄʜᴀɴɢᴇs ᴛʜᴀᴛ ᴄᴏɴғᴜsᴇ ᴛʜᴇ ɪᴍᴍᴜɴᴇ sʏsᴛᴇᴍ. Tʜɪs ᴍᴀʏ ʜᴀᴘᴘᴇɴ ᴍᴏʀᴇ ᴏғᴛᴇɴ ɪɴ ᴘᴇᴏᴘʟᴇ ᴡʜᴏ ʜᴀᴠᴇ ɢᴇɴᴇs ᴛʜᴀᴛ ᴍᴀᴋᴇ ᴛʜᴇᴍ ᴍᴏʀᴇ ᴘʀᴏɴᴇ ᴛᴏ ᴀᴜᴛᴏɪᴍᴍᴜɴᴇ ᴅɪsᴏʀᴅᴇʀs

Answer 2

The exact cause of autoimmune disorders is unknown. One theory is that some microorganisms (such as bacteria or viruses) or drugs may trigger changes that confuse the immune system. This may happen more often in people who have genes that make them more prone to autoimmune disorders.