I believe the answer to your question will be all of the above.
Answer:
Wel that is a good question. How much do you eat it?
Explanation:
Well
girl's periods get more regular, cramps are more likely.They can be mildly annoying to extremely painful, and they usually last for a few days. Cramps may worry some girls at first if they don't know they're often a normal part of having a monthly period.<span>
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Answer:
Sometimes your eyes are bigger than your stomach and you end up eating more than your body can handle at one time. When you eat too much, your digestive system has to work on overdrive, causing a spike in blood sugar, an upset stomach, and feelings of lethargy.
Hope this helps :)