The ornamental design for a wellness stand, as shown and described.
FIG. 1 is a right perspective view of a wellness stand according to my new design;
FIG. 2 is a left perspective view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a left side view;
FIG. 5 is a front view thereof, with the door in an open position;
FIG. 6 is a left perspective view of FIG. 5 with a lower panel in an open position;
FIG. 7 is a right perspective view of FIG. 6;
FIG. 8 is a front view of FIG. 6; and,
FIG. 9 is a left side view of FIG. 6.
The broken line showing of letters and front panel detail in FIGS. 1–3 and 7; handles in FIGS. 5, 7, and 8; and lower panel details in FIGS. 6–7 is included for the purpose of showing environmental structure and portions of the wellness stand that form no part of the claimed design.