diff --git a/src/Middleware/Middleware.sln b/src/Middleware/Middleware.sln
index cf3146fbd5..c909934ca9 100644
--- a/src/Middleware/Middleware.sln
+++ b/src/Middleware/Middleware.sln
@@ -67,6 +67,24 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Microsoft.AspNetCore.Middle
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Microsoft.AspNetCore.MiddlewareAnalysis.Tests", "MiddlewareAnalysis\test\Microsoft.AspNetCore.MiddlewareAnalysis.Tests.csproj", "{009E3DE7-AFC7-4C66-852D-29BF73257176}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "HealthChecks", "HealthChecks", "{C5393E56-AA5F-46BB-A552-ECFE2C92C83F}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Microsoft.AspNetCore.Diagnostics.HealthChecks", "HealthChecks\src\Microsoft.AspNetCore.Diagnostics.HealthChecks.csproj", "{E4D35034-A705-4013-AC0F-40077B5F52D2}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "test", "test", "{1859297F-585A-4B2E-A08C-35F9FDE6E38A}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "testassets", "testassets", "{2E8C6990-DD0F-4C1E-9DF4-D99D42A67582}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "HealthChecksSample", "HealthChecks\test\testassets\HealthChecksSample\HealthChecksSample.csproj", "{12943699-52C8-498E-AA23-2C6BF22F2F74}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Microsoft.AspNetCore.Diagnostics.HealthChecks.Tests", "HealthChecks\test\UnitTests\Microsoft.AspNetCore.Diagnostics.HealthChecks.Tests.csproj", "{3F1A1463-7951-48AC-85D6-B1CDBBBBE50F}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "HealthChecks.EntityFrameworkCore", "HealthChecks.EntityFrameworkCore", "{B1E18419-B9E8-4FF1-8A48-012FC01A9E3E}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Microsoft.Extensions.Diagnostics.HealthChecks.EntityFrameworkCore", "HealthChecks.EntityFrameworkCore\src\Microsoft.Extensions.Diagnostics.HealthChecks.EntityFrameworkCore.csproj", "{DA051189-4133-4131-A8B4-0F63EE8552D0}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Microsoft.Extensions.Diagnostics.HealthChecks.EntityFrameworkCore.Tests", "HealthChecks.EntityFrameworkCore\test\Microsoft.Extensions.Diagnostics.HealthChecks.EntityFrameworkCore.Tests.csproj", "{7553B6FF-9EA0-4BC2-A720-783685CB2F8D}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -341,6 +359,66 @@ Global
 		{009E3DE7-AFC7-4C66-852D-29BF73257176}.Release|x64.Build.0 = Release|Any CPU
 		{009E3DE7-AFC7-4C66-852D-29BF73257176}.Release|x86.ActiveCfg = Release|Any CPU
 		{009E3DE7-AFC7-4C66-852D-29BF73257176}.Release|x86.Build.0 = Release|Any CPU
+		{E4D35034-A705-4013-AC0F-40077B5F52D2}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{E4D35034-A705-4013-AC0F-40077B5F52D2}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{E4D35034-A705-4013-AC0F-40077B5F52D2}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{E4D35034-A705-4013-AC0F-40077B5F52D2}.Debug|x64.Build.0 = Debug|Any CPU
+		{E4D35034-A705-4013-AC0F-40077B5F52D2}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{E4D35034-A705-4013-AC0F-40077B5F52D2}.Debug|x86.Build.0 = Debug|Any CPU
+		{E4D35034-A705-4013-AC0F-40077B5F52D2}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{E4D35034-A705-4013-AC0F-40077B5F52D2}.Release|Any CPU.Build.0 = Release|Any CPU
+		{E4D35034-A705-4013-AC0F-40077B5F52D2}.Release|x64.ActiveCfg = Release|Any CPU
+		{E4D35034-A705-4013-AC0F-40077B5F52D2}.Release|x64.Build.0 = Release|Any CPU
+		{E4D35034-A705-4013-AC0F-40077B5F52D2}.Release|x86.ActiveCfg = Release|Any CPU
+		{E4D35034-A705-4013-AC0F-40077B5F52D2}.Release|x86.Build.0 = Release|Any CPU
+		{12943699-52C8-498E-AA23-2C6BF22F2F74}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{12943699-52C8-498E-AA23-2C6BF22F2F74}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{12943699-52C8-498E-AA23-2C6BF22F2F74}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{12943699-52C8-498E-AA23-2C6BF22F2F74}.Debug|x64.Build.0 = Debug|Any CPU
+		{12943699-52C8-498E-AA23-2C6BF22F2F74}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{12943699-52C8-498E-AA23-2C6BF22F2F74}.Debug|x86.Build.0 = Debug|Any CPU
+		{12943699-52C8-498E-AA23-2C6BF22F2F74}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{12943699-52C8-498E-AA23-2C6BF22F2F74}.Release|Any CPU.Build.0 = Release|Any CPU
+		{12943699-52C8-498E-AA23-2C6BF22F2F74}.Release|x64.ActiveCfg = Release|Any CPU
+		{12943699-52C8-498E-AA23-2C6BF22F2F74}.Release|x64.Build.0 = Release|Any CPU
+		{12943699-52C8-498E-AA23-2C6BF22F2F74}.Release|x86.ActiveCfg = Release|Any CPU
+		{12943699-52C8-498E-AA23-2C6BF22F2F74}.Release|x86.Build.0 = Release|Any CPU
+		{3F1A1463-7951-48AC-85D6-B1CDBBBBE50F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{3F1A1463-7951-48AC-85D6-B1CDBBBBE50F}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{3F1A1463-7951-48AC-85D6-B1CDBBBBE50F}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{3F1A1463-7951-48AC-85D6-B1CDBBBBE50F}.Debug|x64.Build.0 = Debug|Any CPU
+		{3F1A1463-7951-48AC-85D6-B1CDBBBBE50F}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{3F1A1463-7951-48AC-85D6-B1CDBBBBE50F}.Debug|x86.Build.0 = Debug|Any CPU
+		{3F1A1463-7951-48AC-85D6-B1CDBBBBE50F}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{3F1A1463-7951-48AC-85D6-B1CDBBBBE50F}.Release|Any CPU.Build.0 = Release|Any CPU
+		{3F1A1463-7951-48AC-85D6-B1CDBBBBE50F}.Release|x64.ActiveCfg = Release|Any CPU
+		{3F1A1463-7951-48AC-85D6-B1CDBBBBE50F}.Release|x64.Build.0 = Release|Any CPU
+		{3F1A1463-7951-48AC-85D6-B1CDBBBBE50F}.Release|x86.ActiveCfg = Release|Any CPU
+		{3F1A1463-7951-48AC-85D6-B1CDBBBBE50F}.Release|x86.Build.0 = Release|Any CPU
+		{DA051189-4133-4131-A8B4-0F63EE8552D0}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{DA051189-4133-4131-A8B4-0F63EE8552D0}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{DA051189-4133-4131-A8B4-0F63EE8552D0}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{DA051189-4133-4131-A8B4-0F63EE8552D0}.Debug|x64.Build.0 = Debug|Any CPU
+		{DA051189-4133-4131-A8B4-0F63EE8552D0}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{DA051189-4133-4131-A8B4-0F63EE8552D0}.Debug|x86.Build.0 = Debug|Any CPU
+		{DA051189-4133-4131-A8B4-0F63EE8552D0}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{DA051189-4133-4131-A8B4-0F63EE8552D0}.Release|Any CPU.Build.0 = Release|Any CPU
+		{DA051189-4133-4131-A8B4-0F63EE8552D0}.Release|x64.ActiveCfg = Release|Any CPU
+		{DA051189-4133-4131-A8B4-0F63EE8552D0}.Release|x64.Build.0 = Release|Any CPU
+		{DA051189-4133-4131-A8B4-0F63EE8552D0}.Release|x86.ActiveCfg = Release|Any CPU
+		{DA051189-4133-4131-A8B4-0F63EE8552D0}.Release|x86.Build.0 = Release|Any CPU
+		{7553B6FF-9EA0-4BC2-A720-783685CB2F8D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{7553B6FF-9EA0-4BC2-A720-783685CB2F8D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{7553B6FF-9EA0-4BC2-A720-783685CB2F8D}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{7553B6FF-9EA0-4BC2-A720-783685CB2F8D}.Debug|x64.Build.0 = Debug|Any CPU
+		{7553B6FF-9EA0-4BC2-A720-783685CB2F8D}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{7553B6FF-9EA0-4BC2-A720-783685CB2F8D}.Debug|x86.Build.0 = Debug|Any CPU
+		{7553B6FF-9EA0-4BC2-A720-783685CB2F8D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{7553B6FF-9EA0-4BC2-A720-783685CB2F8D}.Release|Any CPU.Build.0 = Release|Any CPU
+		{7553B6FF-9EA0-4BC2-A720-783685CB2F8D}.Release|x64.ActiveCfg = Release|Any CPU
+		{7553B6FF-9EA0-4BC2-A720-783685CB2F8D}.Release|x64.Build.0 = Release|Any CPU
+		{7553B6FF-9EA0-4BC2-A720-783685CB2F8D}.Release|x86.ActiveCfg = Release|Any CPU
+		{7553B6FF-9EA0-4BC2-A720-783685CB2F8D}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -373,6 +451,13 @@ Global
 		{18F82832-9164-434E-BAEF-6579B3CFCDF3} = {8989BEC1-6D0A-4E11-A09C-B31FD6222748}
 		{7E00616F-9D5C-4318-99CB-8F6ECFA82515} = {91CFB5DE-CE68-4156-9153-6C597D9F524E}
 		{009E3DE7-AFC7-4C66-852D-29BF73257176} = {91CFB5DE-CE68-4156-9153-6C597D9F524E}
+		{E4D35034-A705-4013-AC0F-40077B5F52D2} = {C5393E56-AA5F-46BB-A552-ECFE2C92C83F}
+		{1859297F-585A-4B2E-A08C-35F9FDE6E38A} = {C5393E56-AA5F-46BB-A552-ECFE2C92C83F}
+		{2E8C6990-DD0F-4C1E-9DF4-D99D42A67582} = {1859297F-585A-4B2E-A08C-35F9FDE6E38A}
+		{12943699-52C8-498E-AA23-2C6BF22F2F74} = {2E8C6990-DD0F-4C1E-9DF4-D99D42A67582}
+		{3F1A1463-7951-48AC-85D6-B1CDBBBBE50F} = {1859297F-585A-4B2E-A08C-35F9FDE6E38A}
+		{DA051189-4133-4131-A8B4-0F63EE8552D0} = {B1E18419-B9E8-4FF1-8A48-012FC01A9E3E}
+		{7553B6FF-9EA0-4BC2-A720-783685CB2F8D} = {B1E18419-B9E8-4FF1-8A48-012FC01A9E3E}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {83786312-A93B-4BB4-AB06-7C6913A59AFA}