Harvard Health Letter

By the way, doctor: Is it okay for me to take L-arginine?

I am 92 and have poor blood circulation and an irregular heartbeat. Is it okay for me to take 500 milligrams of L-arginine a day?

To continue reading this article you must be registered.

Get Licensed Content to Harvard Health

If you are interested in licensing content from Harvard Health Publications, please contact us using our online form. Our licensing and business development professionals will help you leverage consumer health content from Harvard Medical School as a clear differentiator in helping achieve your business goals.

Contact Us

Customer Log In