The average human can lift things that weigh much more than their bodyweight if they train to do so. If a normal, otherwise-healthy person with a healthy body composition (not overly fat) canât lift at least half their bodyweight they are simply weak and need strength training.
Mild traumatic brain injury. The signs and symptoms of mild traumatic brain injury may include: Physical symptoms. Loss of consciousness for a few seconds to a few minutes. No loss of consciousness, but a state of being dazed, confused or disoriented. Headache. Nausea or vomiting. Fatigue or drowsiness.
Post-Traumatic Stress Disorder Symptoms, Causes and Effects. Post-traumatic stress disorder (PTSD) is brought on by witnessing a terrifying, usually life-threatening, event. Severe anxiety, flashbacks, uncontrollable thoughts and nightmares are common symptoms of the illness. These symptoms can worsen and last for years, so it is best to seek treatment for PTSD as soon as possible.