 [ Symptoms ] my elderly father will go from walking perfectly one day to not being able to walk the next what is the problem  normally my dad is able to walk and do normal things but it can change in a single day and he is unable to walk and does not eat when this first happened he had a uti he took antibiotics and was fine within a day but now it is happening more [ Disease ] usually you would unless you would want to try a nature way to cure strep