Blood Types

8 blood types determine who can donate to whom.

O−Universal Donor
O+Most Common
A+Common
A−Rare
B+Common
B−Rare
AB+Universal Recipient
AB−Rarest

Eligibility

Basic requirements to donate blood.

  • Age: 17+ (16 with parental consent)
  • Weight: 50 kg (110 lbs) minimum
  • Good general health
  • 56+ days since last donation

Donation Process

The whole process takes about 30 minutes.

1Registration & health check
2Mini physical exam
3Donation (8–10 min)
4Rest & refreshments

Safety

Blood donation is extremely safe with strict protocols.

  • Sterile, single-use equipment
  • Health screening before every donation
  • All blood tested for HIV, hepatitis & more
  • Professional medical supervision

Before & After Tips

Simple preparation for the best experience.

Before

  • Eat a healthy meal
  • Drink plenty of water
  • Get good sleep
  • Avoid alcohol 24hrs

After

  • Rest 10–15 minutes
  • Extra fluids for 24hrs
  • No heavy lifting 5hrs
  • Eat iron-rich foods

Myths Debunked

Common misconceptions about blood donation.

"I can't donate with tattoos"You can, after 3 months
"It's very painful"Only a slight pinch
"I'll feel weak for days"Most feel fine right after
"I'm too old to donate"No upper age limit if healthy