The Benefits of Nose Breathing vs. Mouth Breathing

What's the best way to breathe? Learn about the benefits of nose breathing vs. mouth breathing and effective tips to promote it.

A Breath of Fresh AI(r): Can AI Predict Recurrence Of Lung Cancer?

Why are More and More Non-Smokers Dying of Lung Cancer?

Doctorpedia Lung Health Channel Doctor Expert

Doctor Profile

Kelly Fan, MD


  • Doctorpedia, Founding Medical Partner
  • Lung Health Channel, Chief Medical Officer

Pulmonologist and critical care attending physician. Clinical expertise in advanced asthma, bronchiectasis, bronchoscopy, COPD, interstitial lung disease, lung cancer, lung infections, pleural disease, and pulmonary vascular disease.

Lung Health Videos

Asthma - Overview

Asthma - Diagnosis

Asthma - Treatment

Asthma - Management

Asthma - Cure

Asthma - Asthma Attack

Asthma - Inhaler Medication

Asthma - Inhaler and Nebulizer Machine

Asthma - Grow out of it

Asthma - Degree of Severity

Asthma - Curable

Asthma - Life Threatening

Asthma - Biological Therapies and Bronchial Thermoplasty

Pulmonary Embolism - Overview

Pulmonary Embolism - Risk Factors

Pulmonary Embolism - Management

Pulmonary Embolism - Medication Treatment

Pulmonary Embolism - Recovery

Lung Cancer - Screening

Lung Cancer - Diagnosis

Lung Cancer - Incidental Lung Nodule: Management

Lung Cancer - Introduction

Lung Cancer - Management & Treatment Overview

Lung Cancer - Types of Doctors

COPD - Definition

COPD - Causes

COPD - Chronic Condition

COPD - Maintenance Inhaler Therapy

COPD - Progression

COPD - Severity

Chronic Conditions & Diseases

Asthma & Higher Risk of Severe COVID-19

Asthma and COVID-19 both affect the respiratory system so it's no surprise that people with asthma are at a higher risk of severe complications.

Does Dysanapsis Increase Risk of COPD?

Researchers found that those who had some degree of dysanapsis had an eight-fold increased risk of developing COPD compared to those without any lung issues

What is Exercise-Induced Asthma?

Exercise-induced asthma, also known as exercise-induced bronchoconstriction, is characterized by airway narrowing shortly after rigorous exercise

Molecular Approach To Diagnose Pulmonary Hypertension

Pulmonary hypertension has no cure and treatment options are limited but new research into molecular analysis can help with diagnosis.



How Contagious Is Bronchitis?

There are two types of bronchitis: acute and chronic. Acute bronchitis generally comes from a viral infection, so it can be contagious.


All About TdaP

The TdaP vaccine helps protect against tetanus, diphtheria, and pertussis - talk to your doctor to make sure you and your family are up to date.


COVID-19 & Pneumonia

Pneumonia is one of the common complications of COVID-19 - learn about the symptoms, testing, and treatment options for both.


Lifestyle Interventions for Patients with Chronic Lung Disease

Pulmonologist Dr. Kelly Fan recommends various lifestyle interventions for patients with chronic lung disease to improve quality of life.

Why Social Smoking is Still Smoking

Social smokers are still doing damage to their lungs and even light smoking increases the risk of heart disease, cancers, and other diseases.

You Can Breathe Easier With These Lung Exercises

There are various types of breathing exercises that people can try to help them breathe easier, stay healthy, and reduce stress and anxiety.

Vaping and Popcorn Lung

Two chemicals widely used to flavor electronic cigarettes used for vaping may be impairing the function of cilia in the human airway, causing “popcorn lung”

Public Health


COVID-19 & Air Pollution

Studies show that air pollution facilitates transmission of COVID-19 and that improving air quality can play an important role in overcoming the pandemic.

Lung Health

How Bad is Secondhand Smoke?

Even for non-smokers, secondhand smoke can pose serious health risks including impairing vascular function - even if exposed for just a brief period of time.

Lung Health

Can Air Pollution Be As Harmful As Smoking?

A study has found that long-term exposure to air pollution is “significantly associated” with the development of lung damage commonly seen with smoking.

Send this to a friend