Tomball HOSA is running another blood drive, and sign-ups will be held during lunches until Monday, March 6.

The actual blood drive will take place on campus on Tuesday, March 7.

To donate blood, you must be 16 years old or older, and weigh at least 120 pounds. Donors will receive a $10 digital gift card to Tango, a free ticket to Big Rivers Waterpark and a voucher for pancakes at IHOP.

Teachers who donate blood will receive a jeans pass.