For hair:
-Keep your hair healthy
-Keep hair hydrated( when its dry it has more chance of breakage)
-Masage your scelp in the shower to help stimulate the cells
-Take vitamins(Im using Biotin right now, so far I really like it)
-Excersise (surprisingly helps hair growth)
-Eat healthy
-Get hair trimmed acleast 3 times a year.(which reluctantly I will get my hair trimmed. lol)
For Skin:
-Most important, drink lots and lots of water(you should get in 8 cups a day. water helps remove so many toxins from your body)
-Get lots of sleep
-Eat healthy(foods with high antioxidant properties are great for clearing toxins in the body and skin)
-Drink green tea(has amazing heath benefits, as well great for your skin)
-Exersise often(it relieves stress in the body)
-Clean your face in the morning with cold water(cold water helps blood flow in your face also helps reduce dark circles under eyes)
-Clean face at night before bed with warm water(this helps open up the pores to remove more toxins and absorb mosturizer beter)
-Always use mosturizer after you wash your face with a cleanser.(oil-free mosturizer is best)
-Sleep on your back(weird i know, but it helps pervent premature ageing in the skin from the affects of gravity)
Those are just a few of tips I've learned on skin care. I hope those tips will help you out as well. ^_^ I might post more details on skin care and also a lot of fun other tips some time. ^_^ Best of luck!