How would poor HR management be a threat to vital roles in a healthcare organization

How would poor HR management be a threat to vital roles in a healthcare organization (such as RNs, physicians and others) and other aspects that HR management are responsible for handling like (recruitment, sexual and racial discrimination and employee retention just to name a few)? (Give 1 example on how poor HR management would impact 1 of the things listed above). How could a poor HR management become less of a threat and bring their area up to part and exude excellence by the things listed over a period of time? (Give 1 example of how a poorly ran HR management could improve their management so they wouldn’t impact the things listed above in a poor or negative way)?