There are multiple factors that can affect the outcome of field sobriety tests and breath or blood tests in conjunction with your Texas DWI arrest.

Our experienced DWI defense lawyers are here to help you if you need to challenge test results and fight your DWI charges.  All of this knowledge and experience makes our team attuned to the problems that may occur during testing and how to challenge test results in court in order to protect our clients’ rights and interests.

Field Sobriety Testing in Texas

Field sobriety testing can be easily affected by any of a number of factors, including (but not limited to):

  • Traffic and road conditions
  • Very cold or very hot weather
  • Wind
  • Dust in your eyes
  • Age
  • Weight
  • Lack of sleep
  • Natural lack of coordination
  • Natural inability to duplicate instructions
  • Physical injuries (to the legs, inner ear, etc.)
  • Nervousness
  • The type of shoes you are wearing

Medical Conditions

Medical conditions can affect the reliability of field sobriety tests and chemical tests to measure alcohol. There are numerous conditions which can affect the accuracy of chemical testing and the appropriateness of field sobriety testing:

  • Reflux disease / GERD
  • Diabetes
  • Epilepsy
  • Stomach surgeries
  • Prior head injuries
  • Use of an inhaler
  • Unusual diets
  • Dentures
  • Vomiting
  • Smoking
  • Asthma or lung problems
  • Inner ear problems

It is important to hire an attorney who is familiar with the particular testing methods and how they may be impacted by outside conditions.