A runny nose. Constant sneezing. Feeling more tired than usual.
When these symptoms appear, it can be hard to tell what’s causing them. Is it seasonal allergies or a cold?
Allergies and colds often start with similar symptoms, which can make them easy to confuse. Understanding the difference can help you choose the right care, avoid unnecessary treatment, reduce the spread of germs, and feel better sooner.
How allergy and cold symptoms compare
Allergies and colds can start with many of the same symptoms, which is why they’re easy to confuse.
You might notice:
- A runny or stuffy nose
- Sneezing
- Coughing
- Fatigue
- Headache
Because these symptoms overlap and often occur during seasonal changes, it can take a little time before the cause becomes clear. Paying attention to your symptoms, including when they start and how long they last, can offer helpful clues.
| What to look for | More likely seasonal allergies | More likely a cold |
| Symptoms | Itchy eyes, nose, or throat | Painful sore throat (rather than itchy) |
| Fever | Rare | Common, especially early on |
| Body aches or chills | Uncommon | Often present |
| Symptom timing | Sudden or gradual | Sudden onset |
| Length of symptoms | Can last for weeks | Usually improves within several days to a week |
| Energy level | Mild fatigue | More intense fatigue |
| Exposure clues | Symptoms appear after exposure to pollen, pet dander, or dust | Symptoms appear after recent contact with someone who is sick |
Everyone is different, and symptoms can show up in unique ways. If symptoms stay mild and you’re breathing comfortably, rest, fluids, and over-the-counter treatments may be enough while your body recovers. If they change or worsen, checking in with your doctor is a good next step.
When and where to get care
Start with your primary care doctor. They understand your health history and can help diagnose if you have seasonal allergies or a cold or upper respiratory illness. Contact your doctor if:
- Symptoms worsen
- You have a fever over 101 degrees that lasts more than 7-10 days
- You have chronic health conditions or higher health risks
Your doctor, a nearby urgent care clinic, and pharmacies can often provide flu, strep, or COVID tests. Also consider scheduling a virtual visit to get care without leaving home.
If your symptoms seem to be more allergy-related and can’t be managed at home with over-the-counter treatment, ask your doctor about seeing an allergy specialist. These doctors are trained to be able to diagnose and treat allergies, respiratory problems like asthma and wheezing, and immune system concerns.
When to seek urgent or emergency care
Some symptoms need immediate attention. Seek emergency care right away if you experience:
- Difficulty breathing
- Chest pain
- A high or persistent fever
- Severe weakness, dehydration, or confusion
Watch for symptoms & talk to your doctor
Allergies and colds can look alike. Watching for key symptoms — like itchiness, fever, or how symptoms evolve — can help guide your next step. When in doubt, reaching out to your doctor can give you clarity, helping you make the best choice for your care.
Additional resources
Where to get care – Quartz makes getting care easier with resources and tools that help you connect with local care in your Quartz network.
Virtual visits – Connect when it’s convenient for you – 24/7, any day, any time access.
Seasonal allergies or a cold? Children symptoms and care – Learn the differences between child allergy and cold symptoms and when and where to get your child the care they need
Where to get the care you need for cold and flu-like symptoms – Learn when it makes the most sense to stay at home, call your doctor, or go in for care.
