Osteoporosis is a condition in which your bones break down faster than they regrow. Treatment usually includes a combination of medications and lifestyle changes. The most aggressive way to prevent bone loss is to take prescription medications.
To this point, direct examination of brain activity as a window into the clientâs mind has remained elusive. But advances in the field of brain examination using electroencephalographs (EEGs) may be changing all that. The first EEG was developed in the 1920âs by the German psychiatrist Hans Berger. He developed it to test the biological electricity produced in the brain, and first used it during brain surgery performed in 1924 on a 17-year-old boy.
The stages of sleep were first described in 1937 by Alfred Lee Loomis and his coworkers, who separated the different electroencephalography (EEG) features of sleep into five levels (A to E), representing the spectrum from wakefulness to deep sleep.