what health risks are associated with bulimia?
['feeling tired and weak.', 'dental problems – stomach acid from persistent vomiting can damage tooth enamel and also cause bad breath, a sore throat, or even tears in the lining of the throat.', 'irregular or absent periods.', 'dry skin and hair.', 'brittle fingernails.', 'swollen glands.', 'fits and muscle spasms.']