Should you adjust your training routine to match your menstrual cycle?

Scientific evidence does not confirm that ovulation directly affects muscle gain. However, many women feel stronger during certain phases of their cycle. Experts explain what science actually says about this.

Social media is increasingly spreading the recommendation that women should adjust their training plans according to menstrual cycle phases. The idea seems attractive — if the body behaves differently at different stages of the cycle, wouldn't it make sense to train in sync with this rhythm?

What does science actually say?

So far, scientists have not found strong evidence that ovulation or any other cycle phase directly affects muscle growth. However, studies do show that hormonal fluctuations can affect energy levels, pain sensitivity, and subjective strength perception — that is, how strong you feel during exercise, not how much muscle you actually gain.

During the follicular phase of the cycle, which begins with menstruation and lasts until ovulation, oestrogen levels are rising. Many women notice improved wellbeing, higher energy levels, and greater pain tolerance during this phase. In the luteal phase after ovulation, progesterone rises, which can bring increased fatigue and sensitivity.

Practical advice

Although science does not support strict training plans based on the cycle, it is quite reasonable to listen to your body. If you feel particularly energetic on certain days, you can use that for more intense exercise. But if your energy is low and your body aches, lighter exercises are a perfectly suitable choice.

In summary, the most important thing is consistency — regular training throughout the cycle gives better results than exercising only during so-called good phases. Individual differences in the body are significant, and every woman should find the rhythm that works for her, drawing on both scientific recommendations and personal experience.