Nettles do have good medicinal qualities, especially for women.

I will check out the various teas - I do love tea - but the kind I prefer has caffeine

As far as Yoga is concerned, I don't know much about it. They do have Yoga classes at my gym, but there is extra cost to take it. Between my dues and personal trainer I give them enough money as it is At some point, however, I would like to try it.