Top 10 unbelievable historical concurrencies. There are more than 1,450 species of bamboo plants. Of these, there are two basic types: those that spread and those that clump. Spreading bamboo, also called running bamboo, will cover any distance up to 100 feet (30.5 m) within a relatively short time period.
yawning (yanâ²ing) yawning An involuntary and often infectious act of slow, deep inspiration accompanied by an almost uncontrollable desire to open the mouth widely.
HIV can cause changes in the brain that increase the risk of behavior changes. Yawning excessively may also occur in the presence of a heart defect or disease. The vagus nerve acting on blood vessels can stimulate excessive yawning. This is called a vasovagal reaction and may be an indicator that you have a heart problem.