Convert 1 Headache to Kilogray

1 Headache is equal to 0.002 kGy (Kilogray). To convert from Headache to Kilogray, multiply by 0.002 or divide by 500.

• 1 Headache × 0.002 = 0.002 kGy
• 1 Headache ÷ 500 = 0.002 kGy