diff --git a/rapidtide/filter.py b/rapidtide/filter.py
index 415b9e53d..694e9d35d 100644
--- a/rapidtide/filter.py
+++ b/rapidtide/filter.py
@@ -1501,7 +1501,7 @@ def __init__(
 
         Parameters
         ----------
-        filtertype : {'None' 'vlf', 'lfo', 'resp', 'card', 'vlf_stop', 'lfo_stop', 'resp_stop', 'card_stop', 'arb', 'arb_stop', 'ringstop'}, optional
+        filtertype : {'None' 'vlf', 'lfo', 'resp', 'card', 'vlf_stop', 'lfo_stop', 'resp_stop', 'card_stop', 'hrv_ulf', 'hrv_vlf', 'hrv_lf', 'hrv_hf', 'hrv_vhf', 'hrv_ulf_stop', 'hrv_vlf_stop', 'hrv_lf_stop', 'hrv_hf_stop', 'hrv_vhf_stop', 'arb', 'arb_stop', 'ringstop'}, optional
             The type of filter.
         butterworthorder: int, optional
             Butterworth filter order.  Default is 6.
@@ -1517,8 +1517,12 @@ def __init__(
         Methods
         -------
         settype(thetype)
-            Set the filter type. Options are 'None' (default), 'vlf', 'lfo', 'resp', 'card', 'vlf_stop', 'lfo_stop',
-            'resp_stop', 'card_stop', 'arb', 'arb_stop', 'ringstop'.
+            Set the filter type. Options are 'None' (default), 'vlf', 'lfo', 'resp', 'card',
+            'vlf_stop', 'lfo_stop', 'resp_stop', 'card_stop',
+            'hrv_ulf', 'hrv_vlf', 'hrv_lf', 'hrv_hf', 'hrv_vhf',
+            'hrv_ulf_stop', 'hrv_vlf_stop', 'hrv_lf_stop', 'hrv_hf_stop', 'hrv_vhf_stop',
+            'arb', 'arb_stop',
+            'ringstop'.
         gettype()
             Return the current filter type.
         getfreqs()
@@ -1582,6 +1586,30 @@ def __init__(
         self.CARD_UPPERPASS = 3.0
         self.CARD_LOWERSTOP = self.CARD_LOWERPASS * (1.0 - self.transitionfrac)
         self.CARD_UPPERSTOP = self.CARD_UPPERPASS * (1.0 + self.transitionfrac)
+
+        self.HRVULF_UPPERPASS = 0.0033
+        self.HRVULF_UPPERSTOP = self.HRVULF_UPPERPASS * (1.0 + self.transitionfrac)
+
+        self.HRVVLF_LOWERPASS = 0.0033
+        self.HRVVLF_UPPERPASS = 0.04
+        self.HRVVLF_LOWERSTOP = self.HRVVLF_LOWERPASS * (1.0 - self.transitionfrac)
+        self.HRVVLF_UPPERSTOP = self.HRVVLF_UPPERPASS * (1.0 + self.transitionfrac)
+
+        self.HRVLF_LOWERPASS = 0.04
+        self.HRVLF_UPPERPASS = 0.15
+        self.HRVLF_LOWERSTOP = self.HRVLF_LOWERPASS * (1.0 - self.transitionfrac)
+        self.HRVLF_UPPERSTOP = self.HRVLF_UPPERPASS * (1.0 + self.transitionfrac)
+
+        self.HRVHF_LOWERPASS = 0.15
+        self.HRVHF_UPPERPASS = 0.4
+        self.HRVHF_LOWERSTOP = self.HRVHF_LOWERPASS * (1.0 - self.transitionfrac)
+        self.HRVHF_UPPERSTOP = self.HRVHF_UPPERPASS * (1.0 + self.transitionfrac)
+
+        self.HRVVHF_LOWERPASS = 0.4
+        self.HRVVHF_UPPERPASS = 0.5
+        self.HRVVHF_LOWERSTOP = self.HRVVHF_LOWERPASS * (1.0 - self.transitionfrac)
+        self.HRVVHF_UPPERSTOP = self.HRVVHF_UPPERPASS * (1.0 + self.transitionfrac)
+
         self.settype(self.filtertype)
 
     def settype(self, thetype):
@@ -1611,6 +1639,31 @@ def settype(self, thetype):
             self.lowerpass = 1.0 * self.CARD_LOWERPASS
             self.upperpass = 1.0 * self.CARD_UPPERPASS
             self.upperstop = 1.0 * self.CARD_UPPERSTOP
+        elif self.filtertype == "hrv_ulf" or self.filtertype == "hrv_ulf_stop":
+            self.lowerstop = 0.0
+            self.lowerpass = 0.0
+            self.upperpass = 1.0 * self.HRVULF_UPPERPASS
+            self.upperstop = 1.0 * self.HRVULF_UPPERSTOP
+        elif self.filtertype == "hrv_vlf" or self.filtertype == "hrv_vlf_stop":
+            self.lowerstop = 1.0 * self.HRVVLF_LOWERSTOP
+            self.lowerpass = 1.0 * self.HRVVLF_LOWERPASS
+            self.upperpass = 1.0 * self.HRVVLF_UPPERPASS
+            self.upperstop = 1.0 * self.HRVVLF_UPPERSTOP
+        elif self.filtertype == "hrv_lf" or self.filtertype == "hrv_lf_stop":
+            self.lowerstop = 1.0 * self.HRVLF_LOWERSTOP
+            self.lowerpass = 1.0 * self.HRVLF_LOWERPASS
+            self.upperpass = 1.0 * self.HRVLF_UPPERPASS
+            self.upperstop = 1.0 * self.HRVLF_UPPERSTOP
+        elif self.filtertype == "hrv_hf" or self.filtertype == "hrv_hf_stop":
+            self.lowerstop = 1.0 * self.HRVHF_LOWERSTOP
+            self.lowerpass = 1.0 * self.HRVHF_LOWERPASS
+            self.upperpass = 1.0 * self.HRVHF_UPPERPASS
+            self.upperstop = 1.0 * self.HRVHF_UPPERSTOP
+        elif self.filtertype == "hrv_vhf" or self.filtertype == "hrv_vhf_stop":
+            self.lowerstop = 1.0 * self.HRVVHF_LOWERSTOP
+            self.lowerpass = 1.0 * self.HRVVHF_LOWERPASS
+            self.upperpass = 1.0 * self.HRVVHF_UPPERPASS
+            self.upperstop = 1.0 * self.HRVVHF_UPPERSTOP
         elif self.filtertype == "arb" or self.filtertype == "arb_stop":
             self.lowerstop = 1.0 * self.arb_lowerstop
             self.lowerpass = 1.0 * self.arb_lowerpass
@@ -1827,6 +1880,11 @@ def apply(self, Fs, data):
             or self.filtertype == "lfo_legacy"
             or self.filtertype == "resp"
             or self.filtertype == "cardiac"
+            or self.filtertype == "hrv_ulf"
+            or self.filtertype == "hrv_vlf"
+            or self.filtertype == "hrv_lf"
+            or self.filtertype == "hrv_hf"
+            or self.filtertype == "hrv_vhf"
         ):
             return arb_pass(
                 Fs,
@@ -1847,6 +1905,11 @@ def apply(self, Fs, data):
             or self.filtertype == "lfo_legacy_stop"
             or self.filtertype == "resp_stop"
             or self.filtertype == "cardiac_stop"
+            or self.filtertype == "hrv_ulf_stop"
+            or self.filtertype == "hrv_vlf_stop"
+            or self.filtertype == "hrv_lf_stop"
+            or self.filtertype == "hrv_hf_stop"
+            or self.filtertype == "hrv_vhf_stop"
         ):
             return data - arb_pass(
                 Fs,
diff --git a/rapidtide/tests/test_fastresampler.py b/rapidtide/tests/test_fastresampler.py
index c027933ff..9b4bb6b16 100755
--- a/rapidtide/tests/test_fastresampler.py
+++ b/rapidtide/tests/test_fastresampler.py
@@ -56,8 +56,9 @@ def test_FastResampler(debug=False):
         tcshifted = genlaggedtc.yfromx(timeaxis - shiftdist, debug=debug)
 
         # print out all elements
-        for i in range(0, len(tcrolled)):
-            print(i, tcrolled[i], tcshifted[i], tcshifted[i] - tcrolled[i])
+        if debug:
+            for i in range(0, len(tcrolled)):
+                print(i, tcrolled[i], tcshifted[i], tcshifted[i] - tcrolled[i])
 
         # plot if we are doing that
         if debug:
diff --git a/rapidtide/tests/test_filter.py b/rapidtide/tests/test_filter.py
index 502807607..6ff8df645 100755
--- a/rapidtide/tests/test_filter.py
+++ b/rapidtide/tests/test_filter.py
@@ -100,7 +100,7 @@ def eval_filterprops(sampletime=0.72, tclengthinsecs=300.0, numruns=100, display
     allfilters = []
 
     # construct all the physiological filters
-    for filtertype in ["lfo", "resp", "cardiac"]:
+    for filtertype in ["lfo", "resp", "cardiac", "hrv_vlf", "hrv_lf", "hrv_hf", "hrv_vhf"]:
         testfilter = NoncausalFilter(filtertype=filtertype)
         lstest, lptest, uptest, ustest = testfilter.getfreqs()
         if lptest < nyquist:
diff --git a/rapidtide/workflows/parser_funcs.py b/rapidtide/workflows/parser_funcs.py
index 0befb7f48..e2d1c06ac 100755
--- a/rapidtide/workflows/parser_funcs.py
+++ b/rapidtide/workflows/parser_funcs.py
@@ -311,7 +311,19 @@ def addfilteropts(
         dest="filterband",
         action="store",
         type=str,
-        choices=["None", "vlf", "lfo", "resp", "cardiac", "lfo_legacy"],
+        choices=[
+            "None",
+            "vlf",
+            "lfo",
+            "resp",
+            "cardiac",
+            "hrv_ulf",
+            "hrv_vlf",
+            "hrv_lf",
+            "hrv_hf",
+            "hrv_vhf",
+            "lfo_legacy",
+        ],
         help=(
             f'Filter {filtertarget} to specific band. Use "None" to disable filtering.  '
             f'Default is "{defaultmethod}".'