Generic term for an agent, usually a hormone (e.g., androsterone, testosterone), which stimulates activity of the accessory male sex organs, promotes development of male sex characteristics, or prevents changes in the latter that follow castration; natural androgens are steroids, derivatives of androstane.
IslamToday - English. Many people avoid brushing their teeth during the day in Ramadan. This is a mistake, since there is no contradiction between observing the fast and brushing one's teeth. We must understand that the word âsiwÃ¢kâ does not just refer to the tree branches that are used as tooth sticks, but to the act of brushing the teeth itself.
When you brush is just one factor in keeping your teeth healthy. If you are going to pick only one I would lean towards brushing at night. -Salivary flow is lowest while sleeping. Saliva provides a buffer against acids produced by bacteria (in addition to many other beneficial things that it does).