The spinal cord is responsible for sending messages between your brain and muscles. Your lumbar spine also contains blood vessels ... you may require other treatments such as injections or surgery for ...
Your diaphragm contracts rhythmically and involuntarily (such as during sleep) due to signals from your brain. You can also voluntarily contract your diaphragm ... A healthy person can have some minor ...
Wildfires in Los Angeles' northeast suburbs have destroyed schools and displaced families, exacerbating racial inequities and mental health challenges.