Eleven of the first 14 American Ph.D.s in psychology were his students. James M. Cattell (1860-1944) was a student in G. Stanley Hall's laboratory course at Johns Hopkins University and went on to study with Wilhelm Wundt in Germany in 1883.
Drug-induced tremor is a simple nervous system and muscle response to certain medications. Drugs that can cause tremor include the following: 1  Cancer medicines such as thalidomide and cytarabine.  Seizure medicines such as valproic acid (Depakote), and sodium valproate (Depakene)
Peripheral neuropathy is a nerve condition of the extremities causing numbness, tingling, and pain. Carpal tunnel syndrome symptoms include burning or tingling in the hand and fingers, numbness, pain and more. Benign essential tremor can cause shaking of the hands and forearms and a quivering voice. Low blood sugar, or low glucose levels, causes shakiness, anxiety, clammy skin, irritability, hunger, and more.