A considerable number of older adults have lower-than-recommended intake

Authors say findings can inform targeted early prevention and intervention strategies for at-risk youth

Higher levels of smoking also tied to pain-related work limitations and worse self-reported health, mental health

Anxiety about having an allergic reaction was the most commonly reported issue

Associations appear to be stronger for White teens versus Black or Asian teens

Frequent use linked to higher prevalence of bullying victimization, persistent feelings of sadness or hopelessness

Low rates of treatment observed, with only 26 percent receiving minimally adequate mental health treatment

Higher annual health care expenditures and lower quality of life reported for individuals with rheumatoid arthritis

Small, but significant effects seen at six months and sustained at 12 months