The ornamental design for a hand-held health monitor, as shown and described.
FIG. 1 is a front and right perspective view of a hand-held health monitor;
FIG. 2 is a right view thereof;
FIG. 3 is a left view thereof;
FIG. 4 is a front view thereof;
FIG. 5 is a rear view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof;
FIG. 8 is a cross-sectional view thereof taken along the lines 8-8 of FIG. 6; and,
FIG. 9 is a cross-sectional view thereof taken along the lines 9-9 of FIG. 6.
The broken lines immediately adjacent to the shaded areas represent the bounds of the claim, while all other broken lines are directed to environment and are for illustrative purposes only; the broken lines form no part of the claimed design.