What to expect?
Leg Swelling Symptom Checker
Leg swelling affecting only one leg could due to blood clots, infection or injuries.
If both legs are swollen it is usually due to fluid in legs. This could be either just a bit of fluid due dependent odema like sitting for a long time or significant amounts due to heart problem, liver, kidney failure.
Telehealth Australia symptom checker could leg you with triage of your symptoms.