Q: A towel rack in our bathroom, which was fastened to the drywall with screws in plastic anchors, keeps coming loose. The toilet-paper holder is also loose. Any suggestions? A: The best bet is to ...

Q: My kids thought it might be fun to do chin-ups on one of my towel bars. Consequently, the towel bar came out of the wall. Although it didn’t come out entirely, it’s just hanging on by a screw. How ...