Which is the most common blood group
Which is the most common blood group : the most common blood group worldwide remains O-positive ($O^+$), representing approximately 38-40% of the global population. This is followed by A-positive ($A^+$) at around 27-30%.
However, there is a notable regional difference in India, where B-positive ($B^+$) is significantly more prevalent than in Western countries, often rivaling $O^+$ in specific areas.
Global vs. India Blood Group Distribution
| Blood Type | Global Frequency | India Frequency | Key Compatibility Role |
| O-positive ($O^+$) | ~38% | ~35% | Most common; can give to any $(+)$ type. |
| A-positive ($A^+$) | ~29% | ~22% | Second most common globally. |
| B-positive ($B^+$) | ~18% | ~32% | Significantly higher in South Asia. |
| O-negative ($O^-$) | ~7% | ~2% | Universal Donor for red blood cells. |
| AB-positive ($AB^+$) | ~3% | ~8% | Universal Recipient for red blood cells. |
The Rarest Blood Groups
While AB-negative ($AB^-$) is the rarest of the eight main types (occurring in less than 1% of people), it is not the rarest in existence:
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Rh-null (“Golden Blood”): The rarest blood type in the world. It lacks all Rh antigens and has been found in fewer than 50 people globally in history.
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Bombay Blood Group ($hh$): Extremely rare worldwide but found in about 1 in 10,000 individuals in India. People with this type can only receive blood from other Bombay Blood Group donors.
Why It Matters in 2026
With the India 2026 Census and updated health tracking, medical infrastructure is focusing heavily on $O^-$ and Bombay Blood registries. Because $O^+$ is so common, it is the most frequently used in hospitals, but $O^-$ remains the most critical for emergency transfusions when a patient’s blood type is unknown.
Frequently Asked Questions
What stamp duty and registration charges apply in Gurgaon and NCR?
Stamp duty and registration vary by state and are usually a few percent of the property value, with a small rebate for women buyers in many states. Confirm the current Gurgaon and NCR rate before you budget.
How much home loan can I get to buy in Gurgaon and NCR?
Most buyers get a loan for 75-90% of the value, tied to income and credit score. Our home loan by salary guide shows the ranges.
What documents do I need to buy property in Gurgaon and NCR?
Identity and address proof, PAN, income papers for a loan, and the property title chain, approvals and latest tax receipts. Keep both sides KYC ready for registration.
How do I check if a project is RERA-registered?
Search the state RERA portal by project or builder name for the registration number and approved plan. Our RERA check guide explains it.
Can NRIs buy property in Gurgaon and NCR?
Yes, NRIs can buy residential and commercial property in India, though not farm land. Payments must come through banking channels, and a trusted power of attorney helps if you are abroad.
What taxes apply when I sell property in Gurgaon and NCR?
You pay capital gains tax on the profit, lower if you hold beyond the long-term period, with reliefs if you reinvest in another home. Take advice before you sell.
Is it a good time to buy in Gurgaon and NCR?
Timing matters less than buying the right property at a fair price with clean papers. If a home fits your budget and needs, waiting for a perfect market rarely pays.
How do I verify a property title in Gurgaon and NCR?
Check the chain of ownership, the latest record, any loan or lien and pending dues, and match the seller identity to the title. A local lawyer can vet the deed.
What should I check during a site visit in Gurgaon and NCR?
Construction quality, water and power backup, the neighbourhood, road access, and how the actual unit compares to the brochure. Visit at different times of day if you can.
Can I negotiate the price in Gurgaon and NCR?
Resale and ready inventory are usually negotiable, while fresh launches have fixed rates but may waive some charges. Compare recent deals nearby to judge a fair price.
What is the difference between carpet area and super area?
Carpet area is the usable space inside your walls; super area adds a share of common areas. Always confirm the carpet area you actually get before comparing prices.
What extra costs come beyond the price in Gurgaon and NCR?
Budget for stamp duty and registration, GST on under-construction homes, parking, club and maintenance deposits, and loan fees. Ask for a full cost sheet upfront.
How does Realty Hunting help me buy in Gurgaon and NCR?
We share verified listings, honest area advice and the real paperwork picture, and connect you with builders and sellers. Reach out and we will shortlist options that fit your budget.
Should I buy ready-to-move or under-construction in Gurgaon and NCR?
Ready homes have no wait, no GST and no build risk but cost more; under-construction is cheaper with a longer wait. Choose by your timeline and risk appetite.
How do I book a property in Gurgaon and NCR?
Shortlist, visit, check the papers and RERA, then pay the booking amount and sign the agreement. Read the payment plan and cancellation terms before you commit.
Do I need a lawyer to buy property in Gurgaon and NCR?
For anything beyond a simple, clean deal it helps. A lawyer vets the title, the agreement and the approvals, which is cheap insurance against a costly mistake.
