3.Install grab bars and handrails. These safety devices are crucial for going up and down stairs, getting on and off the toilet, and stepping in and out of the bathtub without injuring yourself. Gary Kaplan, DO, founder and medical director of the Kaplan Center for Integrative Medicine in McLean, Virginia, suggests installing grab bars by toilets and bathtubs and handrails in stairways and hallways. Have a handyman or family member help with this if necessary.