Headache

See a doctor if

• A headache that started suddenly and is extremely painful
• Headache after a head injury in the last 3 months
• Headache with a seizure, numbness or weakness, trouble speaking, walking or remembering, drowsiness or confusion
• Headache with loss of vision, a rash that does not fade under a glass, or a very high temperature with a stiff neck
• Headache with vision problems, vomiting, jaw pain when eating or a tender scalp
• Headache made worse by coughing, sneezing, bending down or exercise

Foods

• Watermelon (some): mostly water; the NHS advises drinking plenty of water
• Coconut water (some): fluid; the NHS advises drinking plenty of water
• Ginger (some): ginger powder in one migraine trial
• Pumpkin seeds (some): magnesium is rated probably effective for preventing migraine; the evidence is for supplements, not for the food itself
• Almonds (some): magnesium; the evidence is for supplements, not for the food itself
• Spinach (some): magnesium; the evidence is for supplements, not for the food itself

A suggestion, not a diagnosis. Check with your doctor, especially if you're pregnant, on medication or managing a condition.