Craze Lines: Vertical Lines in Our Teeth. These vertical lines in her front teeth are actually known as craze lines. Over years of use, our teeth tend to develop tiny cracks in the hard outer layer known as enamel. These cracks normally donât cause any pain, but can easily stain, causing embarrassing discolored lines on your front teeth.
St. Mary's Rattlers. St. Maryâs University is a proud member of NCAA Division II sports. We play in the Heartland Conference and sponsor:
University of Michigan. Athletics. Go Blue! U-Mâs rich athletics tradition began in 1865 and continues to this day with the Wolverines claiming more than 50 national championships in 12 sports. Our students, faculty and staff also regularly participate in dozens of intramural, club sport and fitness activities.