How to Tell If It’s a Cold or Sinus Infection

You wake up congested. Your throat itches. You feel tired without knowing why.
It starts like a typical cold. Runny nose. Mild headache. Occasional sneezing.
You assume it will pass in a few days.
But it lingers. The discomfort deepens.
The first few days often feel the same for colds and sinus infections.

Cold symptoms usually improve after five to seven days

A cold follows a predictable timeline. Symptoms peak by day three or four.
By day five, breathing becomes easier. The body starts recovering.
You might still sniffle, but you feel clearer.
Fatigue fades gradually.
Cold symptoms usually improve after five to seven days—without medication.

Sinus infections get worse after the first few days

You expected improvement, but your symptoms intensify.
Facial pressure grows. Mucus thickens. Breathing through your nose feels impossible.
Pain radiates from your cheeks or forehead.
Bending forward hurts.
Sinus infections get worse after the first few days, not better.

Facial pain and pressure point toward sinus trouble

Colds rarely cause pain behind the eyes.
But sinus infections push against nerves.
You feel heaviness near the nose and above the brows.
Leaning over increases discomfort.
Facial pain and pressure point toward sinus trouble—especially when it’s one-sided.

Mucus color can offer clues, but isn’t always reliable

Green or yellow mucus often suggests infection.
But color alone doesn’t confirm it.
Colds can also produce discolored mucus.
What matters more is duration and texture.
If mucus remains thick and dark beyond ten days, infection is more likely.
Mucus color can offer clues, but isn’t always reliable.

Fever is rare with colds but more common in sinus infections

Colds usually don’t raise body temperature.
Mild chills may appear, but rarely true fever.
Sinus infections, especially bacterial ones, can spike a low-grade fever.
It usually arrives after several days of symptoms.
Fever is rare with colds but more common in sinus infections.

Bad breath and reduced smell suggest sinus blockage

Your breath smells unusual. Food tastes bland. Scents disappear.
This points to blocked sinus passages.
Bacteria grow in trapped mucus.
You notice a persistent metallic taste.
Bad breath and reduced smell suggest sinus blockage—not typical cold symptoms.

Thick mucus that doesn’t drain may signal an infection

With a cold, mucus flows freely.
You blow your nose often.
With sinus infections, mucus thickens.
It doesn’t drain properly.
You feel it stuck behind your eyes or in your cheeks.
Thick mucus that doesn’t drain may signal an infection.

A cold spreads easily, sinus infections don’t

Colds pass through sneezes, coughs, and close contact.
If your family gets sick, it’s likely viral.
Sinus infections rarely spread between people.
They result from inflammation or bacterial growth inside sinuses.
A cold spreads easily, sinus infections don’t.

Congestion with a cold moves around

One day, your left nostril feels blocked.
Next day, it’s the right.
Colds often shift symptoms from side to side.
This doesn’t happen with sinus infections.
With those, pressure builds on one side and stays.
Congestion with a cold moves around.

Sinus pain can affect your upper teeth

Maxillary sinuses sit near your upper jaw.
When inflamed, they push on nerves shared with teeth.
You feel a dull ache or sensitivity.
Chewing might feel uncomfortable.
Sinus pain can affect your upper teeth—especially when pressure increases.

Headaches from sinus issues worsen in the morning

Gravity plays a role in sinus pain.
Lying flat lets mucus pool overnight.
You wake with a throbbing forehead or sore cheeks.
Pain may ease after a warm shower or upright movement.
Headaches from sinus issues worsen in the morning.

A lingering cough may mean post-nasal drip

With colds, coughing fades with recovery.
But thick mucus that drips down the throat causes irritation.
You cough more at night or when lying down.
Sinus infections often come with this pattern.
A lingering cough may mean post-nasal drip, not bronchitis.

Your voice might sound congested or “nasal”

Sinus pressure alters how sound travels through your head.
Speech becomes muffled.
People notice a change in your tone.
You might not hear it yourself.
Your voice might sound congested or “nasal” due to blocked sinus pathways.

Cold medicine offers limited relief for infections

Decongestants and antihistamines help with colds.
They reduce swelling, ease mucus flow, and improve sleep.
For sinus infections, these provide only partial relief.
Symptoms rebound once effects wear off.
Cold medicine offers limited relief for infections that involve bacteria.

Antibiotics aren’t needed for most sinus infections

Most sinus infections resolve on their own.
They’re often viral, just like colds.
Doctors wait at least 10 days before prescribing antibiotics.
Overuse of antibiotics leads to resistance.
Antibiotics aren’t needed for most sinus infections—unless symptoms persist or worsen.

Rest and hydration help both conditions

Sleep gives your body a chance to heal.
Water thins mucus and eases drainage.
Warm compresses reduce facial pain.
Saline rinses clear nasal passages.
These basic steps support recovery in both colds and sinus infections.
Rest and hydration help both conditions without side effects.

See a doctor if symptoms last more than ten days

Colds usually clear up in a week.
If you still feel blocked or in pain after ten days, consult a specialist.
Persistent pressure or fever signals possible bacterial infection.
Imaging may be needed.
See a doctor if symptoms last more than ten days despite care.

Recurrent sinus infections may point to an underlying ENT issue

If sinus infections keep coming back, something deeper may be wrong.
A deviated septum. Nasal polyps. Chronic allergies.
These need evaluation by an ENT specialist.
It’s not just bad luck.
Recurrent sinus infections may point to an underlying ENT issue worth addressing.

Source: Otolaryngologist in Dubai / Otolaryngologist in Abu Dhabi