Bouncing back from giving blood can take months
Taking iron supplements can dramatically reduce recovery time, study finds
![blood donor](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/02/ns_2173854955_d662be307c_o.jpg?fit=860%2C460&ssl=1)
ROLL IT UP It can take months to get iron levels up to par after donating blood, but supplements help.
Bryan Jones/Flickr (CC BY-NC-ND 2.0)