good tips given already, but we do have a great way to better hair health by using products that are naturally and botanically based.  i found this product a couple of years ago and it has changed my hair completely! 
Send me a message via email and I would be glad to send you the the link to to try the product for yourself. It all begins with scalp health! hope all is well. My email is [removed by community edit]
put "hair health" in the subject line and I'll know it is you. ;-)
Heidi