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.
A nail fungal infection may begin as a white or yellow spot under the tip of your fingernail or toenail. As the nail fungus spreads deeper into your nail, it may cause your nail to discolor, thicken and develop crumbling edges â an unsightly and potentially painful problem.