Recent Blog Articles
HIV rates rising: Could new forms of PrEP help?
Careful! Scary health news can be harmful to your health
Post-pandemic weight loss: There’s an app for that
Cognitive behavioral therapy for insomnia by telemedicine: Is it as good as in-person treatment?
Prediabetes diagnosis as an older adult: What does it really mean?
Is blood sugar monitoring without diabetes worthwhile?
Large review study finds low risk of erectile dysfunction after prostate biopsy
Does exercise help protect against severe COVID-19?
A new Alzheimer’s drug has been approved. But should you take it?
Need physical therapy? 3 key questions your PT will ask
Knee replacements rise sharply in people on Medicare
The number of total knee replacement (TKR) procedures performed on people in the Medicare system has grown dramatically, according to a study in the Journal of the American Medical Association. From 1991 to 2010, 3.2 million Medicare beneficiaries underwent either a first TKR or a replacement implant because of infections, implant failure or wear, or other complications. Medicare reimburses for TKRs at a rate of around $15,000 per knee.
One factor driving the implant upsurge is the desire of an aging population to remain physically active. Another factor is an increase in people who are overweight or obese, which causes joints (both natural and implanted) to wear out faster.
To continue reading this article, you must log in.
Subscribe to Harvard Health Online for immediate access to health news and information from Harvard Medical School.
- Research health conditions
- Check your symptoms
- Prepare for a doctor's visit or test
- Find the best treatments and procedures for you
- Explore options for better nutrition and exercise
I'd like to receive access to Harvard Health Online for only $4.99 a month.Sign Me Up
Already a member? Login ».
As a service to our readers, Harvard Health Publishing provides access to our library of archived content. Please note the date of last review or update on all articles. No content on this site, regardless of date, should ever be used as a substitute for direct medical advice from your doctor or other qualified clinician.