Traveling to the breathtaking high-altitude regions of Spiti and Lahaul Valley in Himachal Pradesh is an unforgettable experience. Towering mountains, serene landscapes, and unique culture await you. But along with the beauty, the high elevations — often above 10,000 feet (3,000 meters) — bring a risk of altitude sickness, which can affect even the fittest travelers. Understanding and preventing altitude sickness is crucial to enjoy your trip safely and comfortably. Here’s everything you need to know about altitude sickness prevention in Spiti and Lahaul . What is Altitude Sickness? Altitude sickness, or Acute Mountain Sickness (AMS), occurs when your body struggles to adapt to lower oxygen levels at high elevations. Symptoms can range from mild headaches and nausea to severe breathlessness and dizziness. Common Symptoms to Watch For Headache Nausea and vomiting Fatigue and dizziness Shortness of breath Loss of appetite Difficulty sleeping If symptoms worsen,...