symptom
Low Calcium Symptoms: Muscle Spasms, Leg Cramps & Twitching
Exploring calcium's neuromuscular role in muscle contraction, nighttime leg cramps, nerve signaling, and electrolyte balance.
By Nourish By Nutrients Editorial Team •
Updated: October 2026
Key Evidence Takeaways:
- Calcium influx triggers muscle contraction, while magnesium promotes relaxation.
- Nighttime leg cramps can involve calcium, magnesium, or potassium imbalances.
- Discuss persistent numbness or twitching with a doctor to rule out hypocalcemia.