Arthritis and Diseases That Affect the Hand and Wrist. Many forms of arthritis and related conditions like carpal tunnel syndrome and ganglion cysts cause pain, stiffness and swelling. Read More >>. The hand, wrist and finger joints are prone to several types of damage including fracture, pain and tendon injury. Read More >>.
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.
Short-Term Effects. Almost immediately after first smoking marijuana the effects begin and may continue as long as two or three hours. A burning sensation in the mouth, a dry throat, bloodshot eyes and increased appetite are common.