Whenever you want: Do it when ever and as much as you want. There is no frequency - high or low - that is "optimal". In fact, you can decide not to do it at all and you'll be fine.
Answered 10/3/2016
5.9k views
2 doctors weighed in across 2 answers
3 doctors weighed in across 2 answers
4 doctors weighed in across 2 answers
4 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question