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When do headaches strike?

when the brain releases natural pain fighting chemicals called endorphines

when nerves in the face or head have pressure put on them

whenever people practice yoga and meditaiton

whenever people take over the counter pain medications such as Tylenol

User Zabusa
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2 Answers

10 votes
B. The other three can relieve pain.
User Anatolii Kosorukov
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1 vote

headaches can also strike when your body releases toxins

User DannyThunder
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