A person in bed with a thermometer in their mouth

Cold and Flu - Related Illnesses

Could it be strep throat or bronchitis? Learn about the full range of illnesses often mistaken for the cold or flu and when it's time to see your doctor.
Fever
Scarlet Fever: Overview and More
Medically reviewed by Lyndsey Garbi, MD
scarlet fever rash
Scarlet Fever: Signs, Symptoms, and Complicatons
Medically reviewed by Lyndsey Garbi, MD
child fever
Causes and Risk Factors of Scarlet Fever
Medically reviewed by Lyndsey Garbi, MD
Doctor examining young girl
How Scarlet Fever Is Diagnosed
Medically reviewed by Andy Miller, MD
176640985.jpg
Treating Scarlet Fever: Pain Relief and Antibiotics
Medically reviewed by Lyndsey Garbi, MD
Young girl clutching her stomach
Astrovirus: Symptoms, Causes, Diagnosis, and Treatment
Medically reviewed by Michael Menna, DO
Pneumococcal disease
Pneumococcal Disease: Symptoms, Causes, Diagnosis, and Treatment
Medically reviewed by Jason DelCollo, DO
Swine Flu Mask
H1N1 Swine Flu: Causes and Risk Factors
Medically reviewed by Andy Miller, MD
kid at doctor with mom
How H1N1 Swine Flu Is Diagnosed
Medically reviewed by Andy Miller, MD
Woman getting a vaccine.
Treatment for H1N1 Swine Flu
Medically reviewed by Andy Miller, MD
stomach flu
The Difference Between Seasonal Flu and Stomach Flu
Medically reviewed by Elizabeth Molina Ortiz, MD, MPH
woman sick in bed
Swine Flu (H1N1 Flu) Symptoms
Medically reviewed by Andy Miller, MD
Boy being examined by a doctor for a sore throat.
Rheumatic Fever: Symptoms, Causes, Diagnosis, Treatment
Medically reviewed by Michael Menna, DO
young woman coughing and holding tissue
Cough: Causes and Risk Factors
Medically reviewed by Chris Vincent, MD
echocardiogram and ECG
Rheumatic Heart Disease: Causes and Risk Factors
Medically reviewed by Yasmine S. Ali, MD, MSCI
Child sick in bed
Parainfluenza: Overview and More
Medically reviewed by Chris Vincent, MD
Boy with fever
Symptoms and Causes of Flu-Like Illness
Medically reviewed by Keri Peterson, MD
H1N1 Swine Flu Virus.©CDC, 2009.
Swine Flu (H1N1): Overview and More
Medically reviewed by Andy Miller, MD
Woman coughing.
The Common Cold and Other Viral Infections
Medically reviewed by Michael Menna, DO
Woman sneezing
Allergies vs. Colds: Overview and More
Medically reviewed by Elizabeth Molina Ortiz, MD, MPH
Young woman feeling symptoms of an illness
Do High Fevers Cause Brain Damage?
Medically reviewed by Jason DelCollo, DO
Cropped image of mother examining baby boy's temperature in bed
RSV: Overview and More
Medically reviewed by Rony Kampalath, MD
Woman afro american doctor general practitioner examining ear of a ill child. Ear infections.
Common Cold and Flu Complications
Medically reviewed by Michael Menna, DO