Hair and Nails

Q: What is the ruling on a women putting pattern mehndi on her hands?

Q: I am worried about tidying my eyebrows. I heard the hadith that if you pluck your eyebrows you will never be able to smell the fragrance of paradise. Can you clarify as to what I am able to do about this within the limits of the shariah?

Q: I am a female and I have untidy eyebrows. I'm married now and want to neaten it. I don't want to shape it but I want to remove the stray hairs around it that makes it look untidy. My husband has granted me permission to do so but is it permissible?

Q: Is it permissable for women to shave?

Q: When burying nails and hair, how deep should the hole be dug?

Q: If one does not shave the hair of armpits and pubic hair for more than 40 days, will his salah be accepted?

Q: Is it permissible for my friend who is a cancer patient to wear a wig, due to hair loss on his head?. I have heard that it is permissible for females to wear synthetic wigs. Will the same apply to men?

Q: Does one have to clean hairs even after menopause?

Q: Please, Could you tell me if it's allowed:

1. To crack one's fingers 
2. To cut one's nails after maghrib ?

Q: Is it permissible for one to discard ones hair & nails down the drain? In some cases e.g. shaving in the shower, this can't be avoided.