Floss can only get 2mm below the sulcus.

Healthy gums and teeth that stay with you for a lifetime are the side effects of flossing! Never underestimate the benefits of flossing! If you are encountering problems when flossing, please notify your dental care provider for instructions on proper flossing methods.

The cast of The Flossing - 2007 includes: Banks Helfrich

The process of flossing is extremely important to the upkeep of dental hygiene. When combined with proper brushing, flossing removes any left-over particles of food, sugar and other cavity causing debris in the mouth.

No! This is not normal, and you should talk to your dentist.

If this is the first time you started flossing after not having to floss for a while, it is normal, but not healthy. Keep flossing, and it should stop. If it does not, talk to a dentists.

In the mean time rinse with salt water.