Be aware that many products that stimulate saliva production in people with dry mouth can cause gastrointestinal side effects. Learn more in the Salivary Stimulants section of our article dental products.
Using the wrong kind of water in some humidifiers can cause exposure to heavy metals, according to a recent study. Get the details in the Potential problems with humidifiers section of our CL Answer about air purifiers.
Some plant-based "meats" may increase the risk of kidney stones, according to a recent study. Find out which sources of plant-based meats pose the greatest risk in our CL Answer about foods and supplements that may increase the risk of kidney stones.
Some people find it difficult to take levothyroxine (Synthroid) in the morning as typically recommended, since this requires delaying breakfast, coffee and tea. Can taking levothyroxine at night, instead, be just as effective? Find out what research shows in our article about supplement and food interactions with levothyroxine.
We’ve updated our article about supplements for hair to include a list of medications that may cause hair to fall out. Also find out which vitamin and mineral deficiencies can also cause this problem.
Can taking a popular multivitamin slow cognitive decline in older men and women? Find out what a large, recent study found in the Memory and Cognition section of our Multivitamin and Multimineral Supplements Review.