This is a meta-analysis of 41 research studies on cortisone injections. This type of study is considered higher quality because it pools the results of many studies.
This study showed poor long term results for cortisone, sometimes making the condition worse.

Steroid Shots Bad for Tennis Elbow Long Term

This is an article from Medpage that reviews a recent study from the Journal of Epidemiology and Community Health comparing Americans and English concerning diabetes, BMI (Body Mass Index), and waist size; and also discusses the differences of visceral fat and body fat.

Waist Size, Not BMI, Predicts Risk of Diabetes

Back surgery may backfire on patients in pain

This is a recent cover story by MSNBC on a new study showing that patients who had spinal fusion were less likely to return to work and needed more opiates (narcotics).

This is another study confirming what we have been seeing in the literature...that surgery can be beneficial for helping sciatica leg pain, but is much less likely to help patients whose main symptoms are in the low back.

Back surgery may backfire on patients in pain

Santolin Chiropractic Clinic

Medical Industry Ties Often Undisclosed in Journals

Unfortunately another article showing that a large number of the doctors who publish research in the medical journals now have financial ties to the drug companies and medical device companies. Worse yet, many of them do not disclose their ties.

Medical Industry Ties Often Undisclosed in Journals

Santolin Chiropractic Clinic

Science Sometimes - Stroke and Chiropractic

Dr. Stephen Perle who is professor at the Bridgeport College of Chiropractic discusses the current scientific evidence based findings on the association of chiropractic neck manipulation and stroke.

This is a rare event that has been shown in a recent study to be just as prevalent for someone with neck pain and/or headache after visiting a primary medical doctor as after visiting a chiropractic doctor. This strengthens the current thinking that the these type of rare strokes are usually already in progress at the time of the visit. Remember association does not equal causation.
Below is a link to Dr. Perle's blog in which he writes about this important issue.

Stroke Sometimes - Stroke and Chiropractic

santolinchiropractic.com

Dr. Stephen Perle Discusses Chiropractic and Stroke

Dr. Stephen Perle who is professor at the Bridgeport College of Chiropractic discusses the current scientific evidence based findings on the association of chiropractic neck manipulation and stroke.

This is a rare event that has been shown in a recent study to be just as prevalent for someone with neck pain and/or headache after visiting a primary medical doctor as after visiting a chiropractic doctor, which strengthens the current thinking that the the strokes are usually already in progress at the time of the visit. Remember association does not equal causation.
Below is a link to a podcast of Dr. Perle discussing this issue.

Dr. Stephen Perle Discusses Chiropractic and Stroke