The smog is causing harm and danger to the population. Certain medications are prone to causing water retention. Surgery may be done to remove tumors that are causing problems or have become cancerous. His problems stemmed from a bone spur that was causing inflammation in the ankle. It can help leaders identify problems that are causing under performance. Treatment is only needed if it is causing symptoms. Sometimes the recorded factors may not be directly causing the differences in the output. Reassurance is recommended if sleepwalking is not causing any problems. Prolonged use has a risk of causing osteoporosis. Contact dermatitis is treated by avoiding what is causing it. Observation is not recommended in tumors already causing symptoms. Corwin realizes that Random is somehow causing the changes. Rogue angels roam the Earth causing trouble. Costs for restaurants are increased by litigation accusing them of causing obesity. Nature is also causing some drastic effects on India.