3 ways that you can take care of yourself during times of stress: 1) Keep your yoga practice consistent even if this means just doing 2 minutes at home instead of making it to a class. Lying on the floor with your legs up the wall totally counts!
2) Throughout the day, while standing in lines, driving in traffic or sitting at your computer, take smooth, even breaths to keep yourself centered. Let your ribs expand outward. A moment to connect to "just breathing" can be prof