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.
3. Promotes Eye Health. Research shows that cannabis oil helps to naturally treat macular degeneration and glaucoma. Glaucoma is a disease of the optic nerve that can result in vision loss and blindness. Itâs caused by a buildup of fluid in the eye that puts pressure on the optic nerve, retina and lens.