These sites help students visualize what large numbers, such as one million, look like. There are online representations of a million, plus hands-on activities. Find out your age in millions of seconds.
Lemon has also been found beneficial as a home remedy for knee pain caused by arthritis. The citric acid found in lemon works as a solvent for uric acid crystals, which is the cause of some types of arthritis. Cut one or two lemons into small pieces. Tie the pieces in a cotton cloth and dip it in warm sesame oil.
Best and worst knee pain treatments. Researchers at Tufts Medical Center compared 10 common treatments. Besides injections, they looked at ibuprofen, naproxen, and acetaminophen, the most commonly used over-the-counter treatment for knee osteoarthritis. They studied how well the treatments helped ease peopleâs pain. Results showed acetaminophen to be the least effective option for pain.