Decide for yourself using the chart below and the other guides on this forum.
BMI-Max Strength/Max Speed
20 13/20
21 13/20
22 13/20
23 14/20
24 14/20
25 14/20
26 15/20
27 15/20
28 15/20
29 16/19
30 16/19
31 16/19
32 17/18
33 17/18
34 17/18
35 18/17
36 18/17
37 18/17
38 19/16
39 19/16
40 19/16
41 20/15
42 20/15
43 20/15
44 20/14
45 20/14
46 20/14
47 20/14

BMI = 26-28 best strength at maximum speed
BMI = 32-34 speed balanced
BMI = 35-37 strength balanced
BMI = 41-43 best speed at maximum strength

also no. it has no effect right now.