Hand pain can be caused by disease or injury affecting any of the structures in the hand, including the bones, muscles, joints, tendons, blood vessels, or connective tissues. Hand pain is one feature of joint inflammation (arthritis) that may be felt in the hand.
Marijuana and the Eyes. Marijuana has a few key effects on the eyes. One of the most noticeable occurs shortly after smoking the drug: redness of eyes. THC in marijuana lowers blood pressure which dilates the blood vessels and increases blood flow throughout the body.
Marijuana Effects-Brain Effects of Marijuana. It was not until the 1990s that cannabinoid receptors in the brain, responding to THC, were discovered. Marijuana affects the brain primarily through these cannabinoid receptors, known as CB1 and CB2.CB1 receptors are found, primarily, throughout the brain.Through THC's interaction with CB1, marijuana effects brain areas relating to higher functioning, memory, cognition, movement and brain reward. CB1 receptors are also responsible for brain effects of marijuana involving:ver 400 active compounds have been found in the cannabis plant, 60 of which are unique to marijuana. The chemical compounds found in cannabis are collectively known as cannabinoids. Marijuana affects the brain primarily through the psychoactive compound delta-9-tetrahydrocannanbinol (THC), referred to as THC.