<prompt> True about post-spinal headache are all exceptRelieved by lying downFrontal or occipitalCan prevented by using small bore needleOld age is a risk factor  <response>: Post-spinal headache is due to seepage of CSF through the dural puncture site. It is irrespective of age and usually influenced by factors like gauge of the needle, hydration status of the patient, shape of the cutting edge 