Biofeedback <span>is stress-reduction technique whereby electronic equipment measuring a person’s involuntary (neuromuscular and autonomic) activity helps him gain a level of voluntary control over these processes.
Biofeedback therapy will help you to relax and control involuntary response related to stress like heart rate, sweating, temperature and blood pressure. The electronic equipment will let you know when there is any sign of stress, therefore you know when to calm down yourself.</span>
Answer:
Lichen colonization of a rock field exposed by a retreating glacier(Primary Succession)
Explanation:
some examples of secondary succession:-Fire, hurricane, tornado
,Human disturbances: logging, mining, farming
- Changes that occur in an existing area
- Soil was already present
- -Rapid growth
They are performed when both lungs give out. the risks are death.
