India, July 14 -- A vacuum cleaner isn't something most of us think about until it stops doing its job. If you still find dust on furniture a day after cleaning, notice pet hair sticking to carpets or spend extra time going over the same spot, the problem may not be your cleaning routine. Older or underpowered vacuum cleaners gradually lose efficiency, making everyday cleaning more frustrating than it needs to be. Newer models come with stronger suction, better filtration, smarter brush designs and features that make cleaning quicker across different floor types.

The right vacuum can also improve indoor air quality by trapping fine dust instead of sending it back into the room. If you're unsure if it's time to replace yours, these common...