Discussion of Recent Deterrence Studies. The Criminal Justice Legal Foundation has collected many recent deterrence studies, including ones by Hashem Dezhbakhsh, Paul H. Rubin, Joanna M. Shepherd, H. Naci Mocan & R. Kaj Gittings and others claiming a deterrent effect to the death penalty. These studies may be found here.
Spinal headaches are caused by leakage of spinal fluid through a puncture hole in the tough membrane (dura mater) that surrounds the spinal cord. This leakage decreases the pressure exerted by the spinal fluid on the brain and spinal cord, which leads to a headache. Spinal headaches typically appear within 48 hours after a spinal tap or spinal anesthesia.
This can sometimes be due to procedures such as a lumbar puncture, or spinal tap.. Meningitis. An infection that causes swelling of the membrane that covers the brain and spinal cord. Head injury. A blow to the head can trigger a sudden, severe, and persistent headache. It can also cause an area of bleeding on the brain, known as subdural and epidural hematoma, that can trigger head pain. Blood clots.