Most healthy people can donate blood, but here are the standard requirements:

• Age: 18–65 years old
• Weight: At least 50kg (110 lbs)
• Hemoglobin: At least 12.5 g/dL
• Must be in good general health on the day of donation
• No major illness in the last 6 months

If you’ve recently had surgery, a tattoo, or traveled abroad, consult your local center before donating.