Because a lack of vitamin D...we get vitamin D from sunlight.
"Vitamin D is essential for strong bones because it helps the body use calcium from the diet. Traditionally, vitamin D deficiency has been associated with rickets, a disease in which the bone tissue doesn't properly mineralize...
Old shows in the 80's I loved as a kid were sooo many I don't have a favorite now except Lingo on GSN but here are shows I really miss:
Guts!
Wild and Crazy Kids
Double Dare
Bananaman
Poundpuppies
Supermarket Sweep
Shop Til' You Drop
Teenage Mutant Ninja Turtles
Darkwing Duck
Gummi Bears
Shirt...