All posts by Steven Novella

Founder and currently Executive Editor of Science-Based Medicine Steven Novella, MD is an academic clinical neurologist at the Yale University School of Medicine. He is also the host and producer of the popular weekly science podcast, The Skeptics’ Guide to the Universe, and the author of the NeuroLogicaBlog, a daily blog that covers news and issues in neuroscience, but also general science, scientific skepticism, philosophy of science, critical thinking, and the intersection of science with the media and society. Dr. Novella also has produced two courses with The Great Courses, and published a book on critical thinking - also called The Skeptics Guide to the Universe.

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  • Founder and currently Executive Editor of Science-Based Medicine Steven Novella, MD is an academic clinical neurologist at the Yale University School of Medicine. He is also the host and producer of the popular weekly science podcast, The Skeptics’ Guide to the Universe, and the author of the NeuroLogicaBlog, a daily blog that covers news and issues in neuroscience, but also general science, scientific skepticism, philosophy of science, critical thinking, and the intersection of science with the media and society. Dr. Novella also has produced two courses with The Great Courses, and published a book on critical thinking - also called The Skeptics Guide to the Universe.

Chiropractic – A Brief Overview, Part I

When patients ask me if a chiropractor can help them with their problem, I often think to myself, “OK, do I give them the short answer or the long answer?” The difficulty is often in the fact that chiropractic is a diverse profession and it is difficult to even characterize what a “typical” chiropractor is likely to do. As a chiropractor once...

/ June 24, 2009

FDA Zicam Warning

On June 16th the FDA issued a warning advising consumers not to use Zicam Nasal Gel or Nasal Swabs because of reports that it can damage the sense of smell, a condition called anosmia. This event highlights some problems with current regulations of health products. There have been 130 cases reported to the FDA of decreased sense of smell following the use...

/ June 17, 2009

Connecticut Legislature Intrudes on Debate Over Chronic Lyme Disease

The tick borne spirochete infection known as Lyme disease was named after Lyme, CT – a part of the country where the disease remains endemic. It is therefore especially poignant that the Connecticut state senate unanimously passed Public Act No. 09-128: AN ACT CONCERNING THE USE OF LONG-TERM ANTIBIOTICS FOR THE TREATMENT OF LYME DISEASE.The bill had previously passed the state House,...

/ June 10, 2009

Should Vaccines Be Compulsory?

In the US children must have proof of vaccination before entering the public school system, although it is becoming easier in many states for parents to gain exemptions from this requirement. In the UK there is no such requirement. This distinction has allowed for a comparison of the impact of scaremongering about the safety of vaccines and the effectiveness of campaigns to...

/ June 3, 2009

Does the Flu Vaccine Increase Hospitalizations?

The Centers for Disease Control (CDC) currently recommends that children 6 month to 18 years old receive an annual flu vaccine. There are two types of flu vaccines used in the US: a live attenuated virus (LAIV) and a trivalent inactivated virus (TIV) vaccine. Both are safe and effective  – while efficacy varies from year to year, they are 70-90% effective in...

/ May 27, 2009

Acupuncture and Back Pain – Part II

Last week I discussed a clinical trial comparing standardized acupuncture, individualized acupuncture, placebo-acupuncture, and usual care. In that discussion I emphasized the comparison between the three acupuncture groups, which did not show any difference in outcome. These results are consistent with the overall acupuncture literature, which shows in the better controlled trials that it does not matter where you stick the needles...

/ May 20, 2009

Acupuncture Does Not Work for Back Pain

A new study which randomized 638 adults to either standard acupuncture, individualized acupuncture, placebo acupuncture using tooth picks that did not penetrate the skin, and standard therapy found exactly what previous evidence has also suggested – it does not seem to matter where you stick the needles or even if you stick the needles through the skin. The only reasonable scientific conclusion...

/ May 13, 2009

Swine Flu Update and Overview

In 1918 the Spanish Flu (named after the country of origin of the first reported case) swept the globe, killing 20-40 million people – more than the First World War (which killed 15 million) which was just ending. When an epidemic spreads to multiple regions, especially multiple countries or continents, it becomes a pandemic. Flu pandemics happen 2-3 times each century. This...

/ May 6, 2009

The Huffington Post’s War On Science

It is unfortunately a common human reaction to respond to criticism by attacking those leveling the criticism, rather than addressing the points being made. This is especially true if the criticism is legitimate and one cannot reasonably counter it. Substantive criticism is also a central part of the scientific endeavor, and so the culture of science has developed a tolerance for harsh...

/ April 29, 2009

Pseudoscience In Medical News at the Huffington Post

As many have pointed out, we are in the midst of a transformation in the way news is created, distributed, and monetized – all brought on by the internet. Access to information has dramatically increased, while the traditional news outlets are fading away. The new internet-based outlets that are cropping up are often hybrids that do not fit into any existing definition....

/ April 22, 2009