you have not mentioned your age,by this we can conclude many things.
Your ecg is normal and you are young you have not to worry,there may be another cause of chest pain
.which should be investigated like X ray
chest,X ray cervical region,
Another problem of impotency,we should investigate your case as there are few causes by which we go for treatment.
You go for your semen exam and from this report we may know the presence of sperms,quantity, motility of sperms ,percentage of motile sperms etc
treatment is available but it depends upon the report.
You also go for your wife's examination. ,