# Rules of Heliogeomagnetics Diversely Coordinating Biological Rhythms and Promoting Human Health
## 3 Results
### Biphasic (Hormetic) Response of SBP to Geomagnetic Stimuli
\begin{table}
\begin{tabular}{c c c c c c c c c c c} \hline \hline \multirow{3}{*}{**Variable (Circadian Parameter)**} & \multicolumn{4}{c}{**Quiet Days (Q)**} & \multicolumn{2}{c}{**Modelately Disturbed**} & \multicolumn{2}{c}{**Extremely Disturbed Days**} & \multicolumn{2}{c}{**Paired (TD) (n = 2)**} & \multicolumn{2}{c}{**\(t\)-Test (MD)**} & \multicolumn{2}{c}{**\(t\)-Test (ED)**} & \multicolumn{2}{c}{**\(t\)-Test (ED)**} \\  & \multicolumn{2}{c}{**(n = 2)**} & \multicolumn{2}{c}{**Days (MD) (n = 2)**} & \multicolumn{2}{c}{**(ED) (n = 2)**} & \multicolumn{2}{c}{**(ED) (n = 2)**} & \multicolumn{2}{c}{**vs. Q)**} & \multicolumn{2}{c}{**vs. Q)**} & \multicolumn{2}{c}{**vs. Q)**} \\ \cline{2-11}  & **Mean** & **SD** & **Mean** & **MD/Q** & **SD** & **Mean** & **ED/Q** & **ED/MD** & **SD** & **\(p\)-Value** & **\(p\)-Value** & **\(p\)-Value** \\ \hline \multirow{3}{*}{SBP (mmHg)} & M & 124.5 & 3.408 & 123.95 & 8.471 & 121.96 & \multirow{3}{*}{(76.6\%)} & 2.828 & 0.254 & 0.103 & 0.222 \\  & A & 13.9 & 1.937 & 21.38 & (154.2\%) & 4.36 & 10.62 & (76.6\%) & (49.7\%) & 4.468 & 0.143 & 0.321 & 0.004 \\  & \(\phi\) & 14.35 & 142 & 14.31 & 2.31 & 15.59 & & 0.31 & 0.919 & 0.339 & 0.482 \\ \hline \multirow{3}{*}{DBP} & M & 77.5 & 4.476 & 81.865 & 0.191 & 76.42 & \multirow{3}{*}{(99.8\%)} & 2.320 & 0.415 & 0.598 & 0.200 \\  & A & 9.9 & 3.80 & 12.07 & 2.065 & 10.83 & & 0.078 & 0.357 & 0.798 & 0.538 \\  & \(\phi\) & 14.35 & 14.09 & 14.55 & 1.39 & 16.15 & & 0.58 & 0.844 & 0.195 & 0.605 \\ \hline \multirow{3}{*}{HR (ppm)} & M & 66.0 & 14.602 & 65.06 & 4.469 & 65.62 & \multirow{3}{*}{(11.95)} & 0.921 & 0.887 & 0.933 \\  & A & 5.5 & 4.12 & 8.06 & 3.295 & 11.10 & & 6.306 & 0.141 & 0.170 & 0.389 \\  & \(\phi\) & 15.01 & 1.99 & 15.12 & & 0.00 & 15.31 & & 0.38 & 0.865 & 0.400 & 0.608 \\ \hline \multirow{3}{*}{D (\({}^{\circ}\))} & M & 3.370 & 3.361 & (99.7\%) & 3.413 & (101.3\%) & (101.6\%) & & & & \\  & A & 0.099 & 0.199 & (199.8\%) & 0.436 & (438.7\%) & (219.6\%) & & & & \\ \hline \multirow{3}{*}{H (nT)} & M & 11,037.0 & 11,033.3 & (100.0\%) & \multirow{3}{*}{(110.0\%)} & 11,011.6 & (99.8\%) & (99.8\%) & & & & \\  & A & 15.62 & 58.86 & (376.8\%) & & 189.8 & (1215.1\%) & (322.5\%) & & & \\ \hline \multirow{3}{*}{\(Z\) (nT)} & M & 51,904.4 & 51,906.6 & (100.0\%) & 51,896.4 & (100.0\%) & (100.0\%) & & & \\  & A & 5.75 & 17.3 & (300.9\%) & 66.68 & (1159.7\%) & (385.4\%) & & & \\ \hline \multirow{3}{*}{Inc (\({}^{\circ}\))} & M & 78.00 & 77.999 & (100.0\%) & 78.020 & (100.0\%) & (100.0\%) & & & \\  & A & 0.016 & 0.062 & (386.3\%) & 0.215 & (1341.4\%) & (347.3\%) & & & \\ \hline \multirow{3}{*}{F (nT)} & M & 53,064.9 & 53,066.3 & (100.0\%) & 53,052.2 & (100.0\%) & (100.0\%) & & & \\  & A & 7.49 & 21.63 & (288.9\%) & 27.47 & (367.0\%) & (127.0\%) & & & \\ \hline \end{tabular}
\begin{tabular}{c c c c c c c} \hline \hline \multirow{3}{*}{**SBP**: systolic blood pressure; DBP: diastolic blood pressure; HR: heart rate. Geomagnetic indices: D: declination; H: horizontal component; Z: vertical component; the inclination; F: total field intensity. Circadian parameters: r: period; M: MESOR; A: 24 h amplitude; \(\phi\): 24 h acophase. \(p\)-values not corrected for multiple testing.  
\end{table} 
Table 3: Response of blood pressure and heart rate to moderate and extreme magnetic activity in 2 participants undergoing 7-day/24 h ABPM.