Richard ­Firshein, DO

Richard ­Firshein, DO, director and founder of Firshein Center for ­Integrative Medicine in New York City, and author of several books, including Reversing Asthma, Your Asthma-Free Child, The Nutraceutical Revolution and The Vitamin Prescription (for Life). FirsheinCenter.com.

The Hidden Cause of Chronic Sinusitis

The Hidden Cause of Chronic Sinusitis

Richard ­Firshein, DO | May 15, 2019

If you’ve suffered from a sinus infection that seems to last forever, the likely culprit is often missed by doctors. How to get to the real cause…

Keep a Common Cold Out of Your Lungs—Especially If You Have Asthma

Keep a Common Cold Out of Your Lungs—Especially If You Have Asthma

Richard ­Firshein, DO | January 12, 2018

If you're prone to bronchitis or pneumonia or have asthma, you may freak out any time someone near you coughs…

How to Survive an Asthma Attack Without an Inhaler

How to Survive an Asthma Attack Without an Inhaler

Richard ­Firshein, DO | April 10, 2014

If you have asthma, then you know how scary it can be when you have an attack and have trouble…

How NAC Supplements Fight Colds, Flu and Much More
Supplements

How NAC Supplements Fight Colds, Flu and Much More

Richard ­Firshein, DO | September 5, 2013

You know all about the benefits of fish oil…and magnesium…and vitamin D. But here’s a supplement that far fewer people…

When the Best Medicine Is Not a Drug
Supplements

When the Best Medicine Is Not a Drug

Richard ­Firshein, DO | July 20, 2012

5 supplements that pack the punch of meds but with far fewer side effects. Half of all Americans pop a…

The Five Best Supplements You Don’t Know About
Supplements

The Five Best Supplements You Don’t Know About

Thomas A. Kruzel, ND | February 23, 2012

Everyone knows about calcium and fish oil, but there are a whole lot more healthful supplements out there—ones that you…