Twisting the knee is a common cause of overstretched or torn ligaments of the knee. The knee may give out suddenly when the ACL is torn and there may be a popping sound upon injury. Symptoms of a torn ACL include knee pain, swelling, stiffness, and bruising.
Early symptoms of carbon monoxide poisoning such as headaches, nausea, and fatigue, are often mistaken for the flu because the deadly gas goes undetected in a home. Prolonged exposure can lead to brain damage and even death.
Wood burning and gas-powered fireplaces are a common source of carbon monoxide in the home. Leaving the window open a few inches allows the circulation of fresh air in the room while preventing negative pressure build-up / backdrafting, which can draw carbon monoxide and other toxins into the home.here are many precautions you can take that will help your family avoid dangerous exposure to carbon monoxide. Click on any of the potential carbon monoxide sources in the house pictured below to read safety tips on how to stop carbon monoxide from invading your home.