The motor neuron disease Amyotrophic lateral sclerosis (ALS), also known as Lou Gehrig's Disease, progresses in a stepwise, sequential pattern which can be classified into four distinct stages, report pathologists with the Perelman School of Medicine at the University of Pennsylvania in the Annals of Neurology.
Health & Medicine
Human bone breaks down and regenerates naturally all the time, in a perfectly balanced dance that maintains skeletal integrity.
As people age, bone tends to deteriorate faster, causing osteoporosis and other disorders. Smoking artificially accelerates bone degeneration as well.
Tracy Bale of the School of Veterinary Medicine and the Perelman School of Medicine talks about studying how stressed fathers can affect offspring brain development.
Opioids, such as morphine, are still the most effective class of painkillers, but they come with unwanted side effects and can also be addictive and deadly at high doses.
Michael Grandner of the Perelman School of Medicine advises how to cope with awakening in the middle of the night.
Jonathan Moreno of Perelman School of Medicine and the School of Arts and Sciences discusses the medical and ethical issues involved in the Sarah Murnaghan waiting-list case.
Harvey Gill of the School of Arts and Sciences comments on new obesity drugs.