As the seasons change, so do our bodies. Now that autumn is settling in, days are becoming shorter, nights are becoming longer, and temperatures are becoming cooler. While our internal clocks adjust to the seasonal transition, we may experience changes in sleep, mood, metabolism, and immunity. We’re more likely to suffer from insomnia, depression, and anxiety, and we’re more likely to get sick. Preventing infections is always a priority during cold and flu season, but it’s especially important during the current COVID-19 pandemic. This year, head into fall with some healthy habits that will help keep you well. Here are seven ways to get started.