Her symptoms will include the following:
1. She will not be able to exercise for a long period of time.
2. Her metabolic rate will be very high.
3. She will be experiencing hotness in the body
4. She will always be tired
5. She will sweat excessively
The medical condition that Betty is experiencing is called Luft syndrome; it occurs as a result of uncoupling of mitochondria respiration in skeletal muscles.