@cbsnews: Megan Kaverman’s primary care physician highlighted her weight gain, but couldn't explain its cause. One doctor suggested she eat less pizza. Her high blood pressure was dismissed as nerves. These symptoms continued for nearly a decade until an emergency trip to the ICU finally led to answers: A rare disease called heritable pulmonary arterial hypertension. Years later, Kaverman started seeing the signs of the condition again — this time, in her sister, Katie. Read the sisters’ stories at the link. #sisters #health #womenshealth