Which one of the following statements regarding the impact of physical activity on mental health is most accurate? a. physical activity is shown to reduce distress and anxiety. b. physical activity improves self-esteem in children and adolescents. c. the effects of physical activity are more apparent for those who get nine hours of sleep each night. d. physical activity lowers the risk of depression and cognitive decline in adults.

Physical activity lowers the risk of depression and cognitive decline in adults.

depression is an ongoing sadness\lack of motivation. you feel and feel like its never going to get better. you're so sad to the point you think of death.

anxiety is an ongoing feeling of paranoia\ feeling like everyone is watching you and making fun of you. you get nervous easily and feel like the room is spinning.  

yes, they cause death every year. its a long, exhausting battle. only few make it through as sad as it sounds.

explanation: