Background
Methods
Subjects
Chronic
|
Acute
| |
---|---|---|
N
|
7
|
6
|
Age (years) | 40.8 ± 4.4 | 35.8 ± 6.2 |
Height (cm) | 176.2 ± 11 | 174.6 ± 12 |
Weight (kg) | 73.2 ± 13.2 | 72.1 ± 13 |
VO2max (ml/kg) | 51.8 ± 9.1 | 53 ± 4.8 |
HRmax (bpm) | 176.4 ± 3.8 | 180.8 ± 7.7 |
Experimental design
Protocol
Supplementation
Diet
Statistical analysis
Results
Chronic intervention
|
Acute intervention
|
Chronic placebo control
|
Acute placebo control
| |
---|---|---|---|---|
Kcal | 2513 ± 1201 | 2686 ± 938 | 3985 ± 519 | 3785 ± 734 |
CHO (g) | 274 ± 170 | 296 ± 118 | 397 ± 209 | 343 ± 79 |
Fat (g) | 96 ± 58 | 115 ± 49 | 114 ± 63 | 105 ± 48 |
Pro (g) | 119 ± 38 | 114 ± 37 | 136 ± 66 | 129 ± 16 |
Mg2+ (mg) | 375 ± 104 | 368 ± 173 | 551 ± 347 | 378 ± 79 |
Performance
Bench press
Physiological variable
|
Treatment
|
Group
|
Physiological variable
|
Treatment
|
Group
| ||
---|---|---|---|---|---|---|---|
C Chr
|
A
|
Chr
|
A
| ||||
Resting SBP (mmHg) day 1 | Placebo | 119 ± 7 | 120 ± 5*
1
| Post SBP (mmHg) day 1 | Placebo | 143 ± 7*
3
| 136 ± 5 |
Mg2+ | 118 ± 6 | 122 ± 4*
2
| Mg2+ | 136 ± 9*
3
| 137 ± 6 | ||
Resting SBP (mmHg) day 2 | Placebo | 121 ± 8 | 125 ± 2*
1, 3
| Post SBP (mmHg) day 2 | Placebo | 144 ± 9*
4
| 144 ± 7*
5
|
Mg2+ | 118 ± 7 | 117 ± 7*
2, 3
| Mg2+ | 137 ± 10*
4
| 134 ± 5*
5
|
Physiological variable
|
Treatment
|
Group
|
Physiological variable
|
Treatment
|
Group
| ||
---|---|---|---|---|---|---|---|
Chr
|
A
|
Chr
|
A
| ||||
Resting DBP (mmHg) day 1 | Placebo | 85 ± 7 | 75 ± 7 | Post DBP (mmHg) day 1 | Placebo | 92 ± 8 | 85 ± 12 |
Mg2+ | 79 ± 6 | 75 ± 4 | Mg2+ | 87 ± 7 | 82 ± 5 | ||
Resting DBP (mmHg) day 2 | Placebo | 78 ± 8 | 79 ± 6 | Post DBP (mmHg) day 2 | Placebo | 91 ± 5*
1, 2
| 86 ± 13 |
Mg2+ | 75 ± 7*
1
| 74 ± 5*
2
| Mg2+ | 84 ± 8*
2
| 76 ± 8*
3
|
Physiological variable
|
Treatment
|
Group
| |
---|---|---|---|
Chr
|
A
| ||
Post Aix day 1 (%) | Baseline | 7 ± 11 | 17 ± 5*
3
|
Placebo | 9 ± 6 | 14 ± 6*
4
| |
Mg2+ | 7 ± 5 | 10 ± 5*
3
*
4
| |
Post Aix day 2 (%) | Baseline | 14 ± 7*
1
| 12 ± 6 |
Placebo | 14 ± 8*
2
| 16 ± 4 | |
Mg2+ | 8 ± 12*
1, 2
| 11 ± 6 |