Carlos wants to participate in a physical activity that will best improve his heart function. which type of activity should he choose? muscle-strengthening bone-strengthening balance and stretching aerobic

According to the article, when our sleep/wake cycle breaks down, we are at an increased risk for all but which select one: a. respiratory illnesses b. dementia c. diabetes d. heart disease

According to proper standing posture, from a side view, which parts of the body should be aligned? a. ear, shoulder, hip, knee, and ankle b. stomach, hip, knee, and ankle c. nose, shoulder, hip, knee d. ear, shoulder, fingers, ankle

Select all of the possible methods of aids transmission.