Why do some people not receive the Precious Blood at Communion?

I was at Mass the other day and noticed a few people who received the Body of Christ , but not the Precious Blood as they walked past it on back to their seat. I was just curious about this. What could be an explanation? Thank you:)

The following link should answer your question about receiving the Precious Blood at Communion. If you have any further questions, please contact Catholic Answers directly.

Recommended Reading:

Is it a sin to refuse to drink the blood of Christ?

DISCLAIMER: The views and opinions expressed in these forums do not necessarily reflect those of Catholic Answers. For official apologetics resources please visit www.catholic.com.