Table 2.

Intraocular pressure findings during spaceflight and head-down tilt bedrest studies.

IOP during spaceflight findings	Head-down tilt findings	Parameters (angle and duration)	References
Acute IOP Increase	+	15°, 21 min	(60)
Subsequent IOP normalization to baseline	Continued IOP increase from baseline	6°, 14 & 70 days	(49)