Industrial Robotics Market to Reach US$44.48 Billion by 2020 Owing to Rising Popularity of Industrial Automation. A recently released report from Transparency Market Research (TMR) forecasts that the global industrial robotics market will grow at a CAGR of 6.2% between 2014 and 2020.
Cluster headache: Symptoms. Symptoms of a cluster headache include a severe and recurring headache that occurs on one side of the head and is often focused in and around the eye. Cluster headaches generally start suddenly and occur in clusters of episodes that recur over days or weeks. Each episode can last from 15 minutes to several hours.
Mixed headache syndrome: Also called transformed migraines, this condition is a mix of migraine and tension headaches. Both adults and children can have it. Cluster headaches: This type is intense and feels like a burning or piercing pain behind the eyes, either throbbing or constant. Itâs the least common but the most severe type of headache. The pain can be so bad that most people with cluster headaches canât sit still and will often pace during an attack.