This invention relates to {HEAD ~ the use} of permanent magnets to improve {TAIL ~ the condition} of the eyes, such as to provide relaxation, overcome tiredness, and create good feeling in the eyes 
to improve
This invention relates to { HEAD ~ the use } of permanent magnets to improve { TAIL ~ the condition } of the eyes , such as to provide relaxation , overcome tiredness , and create good feeling in the eyes
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH