The Week and its Seven Days. A year roughly adds up to 52 weeks of seven days, but countries vary on exactly how they count and number the weeks.The seven-day week is the international standard week (ISO 8601) used by the majority of the world.Calendars help keep track of the days. year roughly adds up to 52 weeks of seven days, but countries vary on exactly how they count and number the weeks. The seven-day week is the international standard week (ISO 8601) used by the majority of the world. Calendars help keep track of the days.
Toenails also develop a white appearance due to damage from toenail polish and toenail polish remover. Most nail polish have chemicals, such as formaldehyde and toluene, that dry and damage the toenails. Nail polish remover also has chemicals, such as acetone, that does the same.
The symptoms of toenail fungus are quite discernable as the infection causes the nail to lose its color and as such turn abnormally yellowish, brownish or whitish. This is accompanied by the over thickness and roughness of the nail and its crumbling thereby leading to its complete separation from the nail bed.