Change of weather is here!!!  Let's boost Your Immune System David L. Woodland, an immunologist at the Trudeau Institute, a nonprofit research center in Saranac Lake, N.Y. says the biggest drain on our immune systems in the modern age is stress. Taking the pressure off the immune system helps it build up, he says. Adequate sleep recharges your immune system, and most people don’t get enough nowadays. While people tend to get fewer colds as they get older, since their immune systems have developed defenses against many strains of cold virus, “the immune system decline outweighs the benefits you’ve been accruing,” says Woodland. Good nutrition is a must for kids year-round, says Fr…