It part of it water weight gain? Salty stuff will cause your body to hold fluids. Salty doesn't just mean chips. Salty also means foods that are prepared/preserved using salt.
Drink plenty of water for a day or two to flush out your system and then weigh yourself.
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The Lord is merciful and gracious, slow to anger and abounding in steadfast love. - Psalm 103:8
I am a cyclist. I am not the fastest or the fittest. But I will get to where I'm going with a smile on my face.