Myth # 1- Brushing is Bad for Bleeding Gums - in fact Gums bleed because of inflammation of the gums caused due to in effective Brushing.
Myth # 2 - Bad Breath means you are a Bad Brusher - Bad oral hygiene is one of the causes for Bad Breath other causes include Indigestion,Dry Mouth,Lack of Salivation,Sinusitis and post nasal Drip &Uncontrolled diabetes
Myth # 3 - Regular use of mouth wash is good for oral hygiene - fact is mouth washes are good for maintenance of oral hygiene but only when it is indicated and prescribed by your dentist.
Myth # 4 - Scaling and polishing will lead to spaces in between the teeth - the fact is after removal of calculus one starts feeling the gaps in between the teeth which were occupied by it.One need to start taking care from beginning so that they do not come across a situation where they have lots of calculus in between the teeth which lead to gum recession and spacing between the teeth.
Myth # 5 - Brushing with hard toothbrush will clean teeth more effectively - In fact bristles of hard toothbrush do not reach the crevices of the teeth and one need to apply more pressure. In the process all stress is borne by enamel and it starts wearing off.