When was the last time you changed your toothbrush? If you can't remember, you may be unknowingly damaging your teeth. Even after brushing your teeth twice a day, using an old and completely useless toothbrush cannot prevent tooth damage. Dr. Michelle Kelman, a lecturer at the UCLA School of Dentistry in Los Angeles, told how long it is safe to use a toothbrush.  According to Kelman, you...

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The thyroid is one of the most important glands in our body. The thyroid is a butterfly-shaped gland located at the front of the neck. The thyroid hormone secreted by this gland plays an important role in human growth, development, and various physiological and metabolic processes. When the thyroid gland swells and becomes visible in the front of the neck for some reason, we call it a goiter....

Our thoughts, emotions, appetite, memory, vision, everything depends on the brain. It is very important to keep the brain healthy to stay healthy. However, we unknowingly develop some habits that directly harm the functioning of our brain. Find out which habits are harmful to the brain. 1. Not getting enough sleep  Not getting enough sleep is bad for the brain. Not getting enough rest...

What is platinum? Platinum is a silver metallic chemical element, a member of six transition elements in Group VIII of the periodic table known collectively as the platinum metals (ruthenium, rhodium, palladium, osmium, iridium, and platinum). Platinum is the 78th element of the periodic table, symbol Pt. It is more expensive element or chemical substance than gold. It is a transition metal....