There are a few other causes of foot swelling: a) Obesity: obesity can cause swollen feet and ankles due to the excess weight going through the feet b) Prolonged Standing: standing or walking for long periods can lead to swollen feet and ankles c) Gender: edema is more common in women due to the hormone progesterone which causes fluid retention e.g. swollen ankles before menstruation
VARK is a system used to profile your learning preferences (or learning style). The name is an acronym made up of the different ways in which people prefer to learn.
Answer: 'AFK' is 'Away from Keyboard'. AFK is used in live chatting to advise people that you will not be responding for the few minutes as you will be away from the computer. AFK is commonly used with a descriptor like afk bio (you are going to the washroom), or afk phone (you are answering a phone call). AFK is a very common expression. AFK can be used in both uppercase and lowercase form. Just remember: typing entire sentences in uppercase is considered rude shouting.