Advice about syncing exercise to menstrual cycles is all over social media. Does it work?

Day 6 5:26 Social media is full of videos about syncing your workout regime to your menstrual cycle. Does it work?

Cycle syncing helps Simone Saunders feel prepared.

The practice of tracking each phase of the menstrual cycle is being promoted online as a way to optimize personal exercise and lifestyle regimes.

Saunders, a registered social worker, uses it to inform her choices around exercise, wellness and work by knowing the symptoms she's come to expect during her cycle.

Whether that's scheduling in more rest during her luteal phase, or reducing her in-person workload when she knows her period is coming, it's become part of building her monthly routine.

"In paying attention to that for myself, I noticed that it allowed me to plan my life a lot better," said Saunders.

The menstr