- Teething usually begins around 6 months and can cause drooling, irritability, and sleep disruption.
- Symptoms ease once the tooth breaks through the gum surface.
- The typical teething order starts with central incisors and ends with molars.
- Each baby’s teething timeline and symptoms can differ widely.
- If teeth haven’t appeared by 18 months, a pediatric check-up is recommended.
Teething is often a painful phase that usually starts around 6 months of age but can differ in timing and intensity for each baby. During this period, babies may experience increased drooling, persistent crying, irritability, and disrupted sleep. These symptoms often ease once the tooth breaks through the surface and gradually disappear.
Although the order of tooth eruption may vary from baby to baby, it generally begins with the central incisors, followed by lateral incisors, and then molars and canines. Some natural home remedies can help soothe the baby’s discomfort during this time.
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ToggleCommon Teething Symptoms in Babies
The most frequent signs of teething include excessive drooling, increased desire to chew on toys or objects, gum sensitivity, and discoloration. However, teething does not always present with clear symptoms, and not all babies experience them the same way. Some go through teething mildly, while others may face more intense symptoms.
Common symptoms include:
- Increased drooling
- Biting or chewing on hands or objects
- Swollen or red gums
- Irritability
- Persistent crying
- Disrupted sleep
- Loss of appetite
- Mild fever
- Flushed cheeks
How Long Does Teething Last in Babies?
The teething process usually lasts a few days to a week. As the tooth progresses under the gum, signs of pain and discomfort appear. Once the tooth becomes visible, these symptoms typically subside. However, each baby reacts differently—some experience minimal discomfort, while others may go through a few days of intense distress with each new tooth.
How Long Does Teething Discomfort Last?
Tooth-related discomfort often begins a few days before the tooth erupts and decreases once it breaks through the gum. During this period, babies may cry more than usual, but symptoms tend to ease significantly once the tooth is visible. Extra affection and attention may be needed during this time.
Teething Order in Babies
Although the sequence of tooth eruption follows a general pattern, it doesn’t always proceed identically for every baby. Each child has their own developmental timeline.
The typical order is as follows:
- Lower central incisors
- Upper central incisors
- Upper lateral incisors
- Lower lateral incisors
- First molars
- Canines
- Second molars
| Tooth Group | When It Usually Appears | 注意事项 |
|---|---|---|
| Central Incisors | 6–10 months | Usually lower ones appear first |
| Lateral Incisors | 9–13 months | Upper laterals commonly emerge earlier |
| First Molars | 13–19 months | May cause more discomfort due to larger size |
| Canines | 16–22 months | Emerge after the first molars |
| Second Molars | 23–33 months | Complete the primary dentition (20 teeth) |
Do All Babies Follow the Same Teething Order?
No, the order of teething can vary between babies. Some may not follow the expected timeline, and teeth may come in earlier or later than anticipated. This is usually not a cause for concern. However, if the baby shows unusual symptoms or the parents have concerns, it’s always best to consult a pediatrician.
Causes of Delayed Teething in Babies
Some babies may begin teething later than average. In most cases, this is completely normal and not a sign of any health issue. However, if the baby is 18 months or older and still has no visible teeth or shows other concerning symptoms, a pediatrician should be consulted.
Possible causes include:
- 遗传因素
- Premature birth
- Severe nutritional deficiencies
- Medical conditions
Frequently Asked Questions About Baby Teething
What helps with teething pain in babies?
Cold teething toys, gum massages, soft foods, and doctor-approved pain relief methods can help soothe teething pain.
When do babies start teething?
Most babies begin teething between 6 and 12 months, though it can vary widely.
How long does teething-related fever last?
Mild teething-related fever (below 100.4°F or 38°C) usually lasts 1 to 2 days. If it rises above this or lasts longer, it may indicate another illness.
Does teething cause nasal congestion in babies?
No, teething does not directly cause nasal congestion. However, increased drooling and general discomfort may lead to a slight sensation of nasal stuffiness, which is not actual congestion.
Does teething make babies sleepy?
No, teething generally disrupts sleep rather than promoting it. Gum pain may cause frequent nighttime awakenings and restless sleep.


