When the extremities of your tongue are swollen and covered in a white layer, you should know that your digestive system does not work properly and body retains water. As a result, you may also feel sleepy and tired.
A tongue covered in a white layer, sprinkled with red dots and tooth marks is a sign that you are out of energy, with no appetite and a bad mood.
If the surface of your purple tongue is covered in black spots you should be aware that the circulatory system malfunctions, causing headaches, varicose veins, chest pain and the sensation that your legs weigh a tone.
A cracked red tongue announces you that your body is infected with fungus. This symptom usually comes with lack of sleep, irritability or excessive sweat.
If your tongue is red and covered in a white layer, then you are dominated by stress, which generally leads to fatigue and inflammations of the nodes. In this case, the stress is caused by an emotional change.
When your tongue is pale and there are no deposits on its surface, the blood flow is low, causing anemia, weakness and dizziness. For women, this symptom can also indicate a hormonal imbalance.
In case that your tongues is swollen, pale-colored and in its center there is a thick white layer you may suffer from an autoimmune disease or lack of minerals or vitamins. If you find yourself in this position, you may also feel pain in the back or have a pale complexion.
If your tongue is red and covered in the middle by a yellow layer you may be dehydrated or you have digestive problems.