Highest:

• Altitude: 6000m (Kuelap, Peru)
• Grade: 20 well yeah :)
• time sleeping: 16 hours that I remember (pero seguidas)
• without sleeping: 30 horas algo asi

Lowest:

• Lowest altitude:40-50m belw sea level on a scuba tank (Australia)
• Grade: 0.6 Mate duh! not even physics jajaj