Hindu customs on Bathing and Haircutting

1. You should never have a oil head bath on Amavasai, Pournami, Janma Nakshatram and on Sundays and also on your birthday and wedding day.
2. When you are returning from the burial ground after attending someone's funeral you should not have head bath with oil on that day.
3. One should never have a bath immediately after returning from the temple.
4. You should never bathe in the sea when your wife is pregnant.
5. Having a haircut on a Sashti (except if it falls on Sundays or Thursdays) is not good for ones brother.
6. Having a haircut on a Pournami (except if it falls on Sundays or Thursdays) is not good for ones father.
7. Having a haircut on a Navami (except if it falls on Sundays or Thursdays) will lead to wealth losses.
8. After a hair cut you should not have head bath with oil on that day.