Please choose the correct ending to complete the given sentence: Health: [header] How to tell if someone has been using marijuana [title] Look for bloodshot eyes. [step] Someone who has been using marijuana may have very red or bloodshot eyes. However, don't rely on this symptom alone as an indication of marijuana use.

Ending1: If either eye repeatedly displays signs of marijuana abuse, consider seeing your doctor, a psychiatrist, or a trained mental health professional. [substeps] If bloodshot eyes are a severe symptom of marijuana use, such as feeling or feeling dizzy and moving quickly, then contact your doctor or therapist. Ending2: [substeps] Skip the second eye altogether if you suspect the person has been using marijuana. Of course, if your friend shows a glassy, bulging eye, your friend may have marijuana. Ending3: Red eyes can also be caused by any number of other things, including : [substeps] Allergies illness (such as a common cold) lack of sleep recent crying irritants in the eyes excessive sun exposure [title] Watch for signs of dizziness. [step] Someone who has recently consumed marijuana may become dizzy or uncoordinated. Ending4: What you may find at a drug store or online is unsure. If your person hasn't been using marijuana and has bloodshot eyes, it is also likely marijuana is being used.

Answer format: ending1/ending2/ending3/ending4