Written by Kim Grundy, PT | Reviewed by Sanjai Sinha, MD Published on April 10, 2023 Key takeaways: Cracking your neck sometimes is generally safe and won’t cause harm if you do it correctly. Avoid forcefully turning your head to crack your neck. Instead, try gentle stretches to get a satisfying pop without the risk...
by The National Institutes for Quantum and Radiological Science and Technology Positron emission tomography (PET) imaging was used to assess the pharmacological manipulation of dopamine receptors in monkeys. The degree of blockade of either D1R or D2R was associated with a reduction in the positive impact of reward amount and increasing delay discounting while performing...
