Depending on the two or more things, multitasking can be bad or good. Some things need full attention and detail. When you do two things at once, you don’t want to do a half-assed job. You still want to make sure it works and the job is complete. There are some things you CAN do at the same time. It’s great time management. It saves time. It helps with a busy schedule.
Dust while on the phone with a friend.
Clean out a junk drawer while watching TV.
Laundry/Clean out Fridge
Cooking Lunch or Dinner/ Clean out Pantry or Kitchen Cabinets.