Just as the eyes are windows into the soul, urine is a window into the body. It can reveal whether you're dehydrated, for instance, a common health issue during these sweaty summer months. Healthy urine consists of yellow waste products that are dissolved in water.
Comfrey ointments have been used to heal bruises as well as pulled muscles and ligaments, fractures, sprains, strains, and osteoarthritis. In the past, comfrey was also used to treat stomach problems. However, it has toxic substances called pyrrolizidine alkaloids that damage the liver and can lead to death. Comfrey is no longer sold in the U.S., except in creams or ointments. The United Kingdom, Australia, Canada, and Germany also have banned the sale of oral products containing comfrey.
The list of prescription drugs that stress or damage the liver is probably longer than those that don't. If you drink alcohol in excess and take liver-stressing drugs, you could be doing substantial damage to your liver. Some symptoms of liver toxicity are swelling and redness in the palms of the hands, yellowish skin and whites of eyes, itching, small benign fatty tumors and reddish spots on the skin or lumps under the skin of damaged blood vessels.