Hypnic jerks, or sleep starts, are sudden muscle contractions as you fall asleep. These twitches are typically harmless but ...

Nutrient deficiencies, especially in vitamins D, B12, and minerals like magnesium, can contribute to nighttime leg cramps. A ...

Dion is currently battling a serious neurological condition called stiff person syndrome. Here's what we know.

The new way we define sex doesn't need to include penetration and is inclusive to everyone with every type of body.

My hands shook as I texted my husband. I felt unmoored in my body, as if I’d awoken in a different house than the one where I ...

However, this condition causes up to 1 in 3 heart attack cases in people assigned female at birth who are 50 years old and younger. A coronary spasm is a sudden and temporary spasm or the ...

When dealing with sprains, strains, and muscle spasms, taking immediate action can help reduce pain, limit damage, and promote faster recovery.

These 10 common Arizona insects, arachnids and reptiles deliver painful bites. Here's how dangerous each one is and when to ...

If swelling causes your throat or tongue to block your airway, this can be life-threatening. Bronchospasm. Your airways go into spasm and contract abnormally, making it difficult to breathe.

Alcoholic neuropathy is a condition in which drinking too much alcohol causes damage to nerve tissue. This may cause pain, tingling, and numbing in your limbs. Alcoholism, now called alcohol use ...

Muscle relaxants are used to treat muscle spasms or muscle tightness. Interaction result: Combining muscle relaxants with Botox treatment can cause excessive muscle weakness. Interaction explained ...

Several men’s lacrosse players at Tufts University in Massachusetts were recently hospitalized after a supervised workout ...