Love sure does hurt, as the Everly Brothers knew very well. And while it is often romanticised or made sentimental, the brutal reality is that many of us experience fairly unpleasant symptoms when in the throes of love. Nausea, desperation, a racing heart, a loss of appetite, an inability to sleep, a maudlin mood – sound familiar?

Source: Being Lovesick Was a Real Disease in the Middle Ages | Ancient Origins