bechildren's hospital in oakland, razani and her colleagues check on time spent outside nearly as much as their patients' pulse, weight and blood pressure.we >> do you thinould bump that up to getting outside every day? >> maybe, yes. t>> reporter: their goal write outdoor prescriptions as often as they prescribe pills. ad to keep the dosage high. depression, anxiet obesity rates in america have spiked in recent years, with the centers for disease control and prevention now estimating that nearly one in five children is obese. >> we see so many tools that we don't have tools for. and family stress, right now, is something that is causing all those chronic illnesses happening in pediatrics. i mean, i didn't go into pediatrics to deal with high blood pressure or anxiety or depression. and so, i think that nature and this idea park prescriptions is empowering to me. >> reporter: on this d. razani was taking about a dozen of the low-income families she sees, all with serious inner- city briers to getting outside directly to one of the east bay regional parks, which is actually partnering w