In the early 1990s, the average THC content in confiscated cannabis samples was roughly 3.7 percent for marijuana and 7.5 percent for sinsemilla (a higher potency marijuana from specially tended female plants). In 2013, it was 9.6 percent for marijuana and 16 percent for sinsemilla.
Parkinson's Disease. For many people with Parkinson's disease, fatigue is just as disabling and unpleasant a symptom as the motor slowing or the trembling. Fatigue undermines all kinds of daily activities and rehabilitation programs. It feeds into our emotional reactions to Parkinson's symptoms and makes them all the harder to bear.
Chronic fatigue syndrome (CFS) refers to severe, continued tiredness (fatigue). It does not get better with rest and is not directly caused by other medical problems. The exact cause of chronic fatigue syndrome (CFS) is unknown. It may be due to: 1  Epstein-Barr virus or human herpes virus-6 (HHV-6); however, no specific virus has been identified as the cause.  Inflammation in the nervous system, because of a faulty immune system response.