Why Is My ESR Elevated, And Is Exercise, Yoga, And A Healthy Diet Helpful For Lowering It?

hello doctor, i have baby who s 1and half age.. i checked my esr.. it is 70. i did master health check up everything normal.. i checked crp cbc also everything within the normal range.. even though i m living healthy life style y my esr higher? i got confused.. checking again in Google i m getting stressed.. pls suggest ur opinion. . i started doing exercise and yoga... is that helpful? i started taking nuts spinach everything...will that helpful? i dnt have any symptoms... nowadays i m thinking too much about this... pls give some opinion mam