Do you have a favorite song about hot summer nights? I enjoy “Summer Lovin’” from the musical Grease and “Heat Waves” by Glass Animals but nothing beats the lyrics in Jason Derulo’s song “Want to Want Me” for the purposes of today’s blog post. “Want to Want Me” concisely summarizes the impact of high ambient temperature on sleep quality with the opening lyrics: “It’s too hard to sleep. I got the sheets on the floor, nothing on me. And I can’t take it no more, it’s a hundred degrees.” You can...

We are all rightfully excited about NASA’s recent mission to the moon. Artemis II lifted off from NASA’s Kennedy Space Center on Wednesday, April 1, sending NASA astronauts Commander Reid Wiseman, Pilot Victor Glover, Mission Specialist Christina Koch, and Canadian Space Agency astronaut Mission Specialist Jeremy Hansen on a 10-day test flight around the Moon and back. On Monday, April 6, the Artemis II crew reached the mission's maximum distance from Earth at 252,756 miles (406,771 km),...

Work is tiring. It’s the reason we introduced a Workload Calculator in SAFTE-FAST version 4 (white paper here ) and it’s the reason that the International Civil Aviation Organization (ICAO) includes workload in their definition of fatigue. SAFTE-FAST models the workload associated with a predictable job tasks using the Workload Calculator, which can be configured to the user’s specific operational demands. SAFTE-FAST also provides an estimate of all-cause fatigue with our Combined Capacity...