Warm feet also dilate blood vessels, improving circulation and reducing night-time leg cramps. For people who suffer from cold feet or Raynaud’s syndrome, socks can be a simple, drug-free way to get better rest.
The Less-Obvious Risks
However, it’s not all good news. Wearing tight or synthetic socks overnight can trap moisture and heat, creating the perfect breeding ground for fungal infections like athlete’s foot. Dermatologists warn that poor airflow may lead to skin irritation, dryness, or even bacterial buildup.
