I’ve also gotten a lot of unexpected leh cramps during night time when I turned 22weeks. It went on for a week. So I decide to up my water intake, as I read it’s an indication that you’re dehydrated. I also put my leg about waist level for about 15mins to help with blood flow. And take warm showers focusing on your tense muscles and soreness before bed. It helps a lot in subsiding the sudden leg cramps.
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