Biting your tongue can cause a white spot or even bump on your tongue or even cause a canker sore if you bite the inside of your cheek.
Canker sores can also be caused by infections, stress and certain foods.
The reason it hurts when you bite your tongue on accident but not on purpose is because when you bite your tongue on accident the bite is more severe and swift which results in a deep cut with more tissue damage.
The damage that is done when you accidentally bite your tongue stimulates nerve endings which result in pain perception.
When you bite your tongue on purpose you are trying to bite hard but your body typically stops you from intentionally biting your tongue hard to cause enough damage.
The reason you shouldn't bite your tongue is because it can be painful, cause infection, cause severe injury to the tongue and could make you sick if it gets infected.
Biting your tongue does most often leave a bump but as the tongue heals the bump should go away within a week or less depending on how bad the tongue was bitten.
After biting your tongue it usually takes between a couple of days to a week or two for the tongue to heal after biting it.
If the tongue bite was not very severe then the bitten tongue may heal within a few days but more severe tongue bites can take a week or 2 weeks to fully heal.
If you accidentally bite your tongue it can lead to an injury which can be either small or big.
Most cases of a bitten tongue are not very severe and will heal on their own within a few days.
However if the bitten tongue was more severe and is bleeding you may need medical attention or even stitches.
Less severe tongue injuries tend to heal on their own within a week, while more severe injuries will need a doctors attention and may require stitches and medication.
If you've bitten your tongue and injured it you should start by washing your hands and putting on gloves.
Rinse your mouth with water to clear any blood or debris.
Apply cloth-wrapped ice cubes or a cold compress near the injury (not directly on it) to reduce swelling.
If your tongue is bleeding, apply pressure with a sterile piece of cloth or a gauze pad.
Healing time for a tongue bite depends on the severity of the injury.
Less severe tongue injuries heal on their own within a week.
More severe tongue injuries require medical attention, such as stitches and medication.
It may take several weeks or months to fully heal.
The human jaw is very powerful, and accidentally biting your tongue (especially when your mouth is numbed) can lead to serious injury.
A tongue that is severely injured or severed needs immediate attention.
Doctors recommend seeking treatment within 8 hours of the injury to avoid permanent damage.
An injury to the tongue can make it look or feel bumpy.
As with other parts of the body, the tongue may swell in response to an injury.
People who accidentally bite their tongues sometimes notice a swollen bump for a few days after the injury.