Groundhog Day 2024- Punxsutawney Phil emerged from his lair and did not see his shadow, predicting their will not be 6 more weeks of winter. This is particularly good news for those who are challenged by winter migraines and headaches. The reasons why migraines can increase with changes in the weather are not clear. Some researchers suggest that changes in oxygen levels, temperature, barometric pressure, and even humidity may affect blood vessels associated with migraine occurrence in some sufferers. It...