It can take about 4 days to a week for the purple/red mark to turn to a yellow and approx. 2 weeks to go away completely. The reason for this is when someone is sucking the skin on your neck, it draws the blood just under the skin (like a bruise.)
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Ohhh, maybe a week or so. You can speed up the process by applying an ice compress on the area several times a day. haha tori sweeney
LOL, Well it depends about how big it is, and how fast your skin can repair itself. LOL funny question