Sprains and strains are common and it can be difficult to decide whether to consult the GP or the A and E department for advice and further assessment. The following website can be useful in the initial assessment stage after injury.
https://www.nhs.uk/conditions/sprains-and-strains/
If you have a sprain or strain, you may be wondering about the best treatments. Is it ice? Is it heat? What else can you do? The following website explains a simple approach using the RICE principles.
https://www.verywellhealth.com/top-sprain-strain-treatments-2549862
Sprained ankles and knees can be a challenging as to whether an X ray and visit to the A and E department would be more appropriate than seeing a GP. There is an internationally accepted assessment tool called the Ottawa scoring system which can help decide who needs an xray.
Ottawa Ankle score
https://www.mdcalc.com/ottawa-ankle-rule
Ottawa Knee score