A member asked:

I take c4 extreme pre-workout supplement, is this product known to effect sperm quality or lower count?

A doctor has provided 1 answer
Dr. Roy Arnold answered

Specializes in Internal Medicine

Not known: It's banned by the NCAA and NFL because of the risk of heartbeat irregularities. I'd worry about that before I worried about sperm count. Thanks for trusting HealthTap!

Answered 4/7/2018

2.8k views

Thank

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