How food and drink affect your sleep. What you eat and drink before bed can affect your sleep. For example, foods containing the amino acid tryptophanâa building block of the sleep-related chemical serotoninâcould potentially make you drowsy, although evidence is mixed as to whether the amount in food is enough to change your sleep.
The study estimates lifetime societal savings (net present value) of about $12 billion from the more than 600,000 total knee replacement surgeries performed each year in the U.S. These societal savings primarily accrue to patients and employers.
FRIDAY, March 22 (HealthDay News) -- Getting back to work after knee-replacement surgery is a big concern for people contemplating the procedure. Now, a new study shows that most people return to work after a total knee replacement-- even those with physically demanding jobs. The research, scheduled for presentation Thursday at the annual meeting of the American Academy of Orthopaedic Surgeons in Chicago, shows that 98 percent of people who undergo total knee replacements are able to go back to work afterward.