es ick ness , ▁will ▁never ▁have ▁strong ▁enough ▁evidence ▁to ▁officially ▁be ▁considered ▁a ▁legit imate ▁aff lic tion . ▁ ▁Sym pt oms ▁Frank ▁T all is , ▁a ▁research er ▁in ▁the ▁topic ▁of ▁love ▁and ▁lov es ick ness , ▁suggests ▁in ▁his ▁ 2 0 0 5 ▁article ▁that ▁lov es ick ness ▁occurs ▁when ▁one ▁is ▁" tr uly , ▁mad ly , ▁deeply " ▁in ▁love ▁and ▁should ▁be ▁taken ▁more ▁seriously ▁by ▁medical ▁profession als . ▁Similarly , ▁health ▁exper ts ▁agree ▁that ▁lov es ick ness ▁has ▁been ▁known ▁to ▁kill ▁and ▁the ▁diagn osis ▁process ▁should ▁be ▁taken ▁more ▁seriously . ▁Sym pt oms ▁of ▁lov es ick ness ▁are ▁usually ▁mis di agn osed ▁for ▁various ▁other ▁dise ases ▁or ▁mental ▁health ▁issues ▁such ▁as ▁O CD , ▁this ▁is ▁because ▁love ▁sick ness ▁is ▁less ▁commonly ▁recognized ▁as ▁a ▁mental ▁health ▁issue ▁in ▁itself . ▁ ▁T all is ▁includes ▁a ▁list ▁of ▁common ▁sympt oms ▁of ▁love ▁sick ness : ▁▁ ▁Man ia ▁- ▁an ▁ab norm ally ▁elev ated ▁m ood ▁or ▁infl ated ▁self - este em ▁ ▁De pression , ▁hop eless ness , ▁or ▁hel pl ess ness ▁ ▁N ause a ▁ ▁T ear ful ness ▁ ▁Ins om nia , ▁which ▁may ▁lead ▁to ▁fat igue ▁ ▁L ack ▁of ▁concentration ▁ ▁L oss ▁of ▁app et ite ▁or ▁over e ating ▁ ▁Str ess ▁- ▁high ▁blood ▁pressure , ▁pain ▁in ▁ch est