None: none that I know of. You are a positive. Many people are a positive. It does not carry and additional risks or health benefits. Important if you would need blood to know your blood type.hope this was helpful.
Answered 12/23/2014
3.5k views
10 doctors weighed in across 3 answers
6 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question