Outside of the hearing and vision challenges, dental work is the other most common issue I come across with clients.

FORBES: Senseless Retirement

"Sense, taste and smell and vision and hearing have a normal range, but there can be a hundred-fold between the ability of people to discern a taste or odour - it's not uncommon, " says Dietrich.

BBC: Is there really a north-south water taste divide?

Teachers may use techniques involving hearing, vision and touch to improve reading skills.

CNN: Dyslexia

If this fantastic simulacra isn?t enough for you, Robot Gunslinger also has ultrasonic hearing and magnified, infrared vision ? demonstrated by the first ever use of computer generated imagery in a film ?

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Individuals may suffer from high levels of fatigue, muscle or heart weakness, diabetes, strokes, or vision and hearing loss.

CNN: Genetic disease: Mother hopes for cure for dying children

According to the Blinded Veterans Association, approximately 34% of those injured by IED blasts suffer dual sensory loss of vision and hearing in addition to the well-documented physical wounds such as loss of limbs and other permanent physical disabilities.

CNN: Don't ignore the threat of IEDs

Symptoms often include headaches that worsen over time, hearing loss, changes in vision and memory loss.

CNN: Sheryl Crow: Brain tumor is a 'bump in the road'