"then make it so the left arm, right arm, left leg and torso, and right leg, and head is cancollide = true, and make it so health regeneration stops"

-- server script 
local humanoid = script.Parent:WaitForChild("Humanoid")

humanoid.BreakJointsOnDeath = false
humanoid.AutoRotate = false
humanoid.Health = 0

local function checkHealth()
	if humanoid.Health < 10 then
		for index,joint in pairs(script.Parent:GetDescendants()) do
			if joint:IsA("Motor6D") then
				local socket = Instance.new("BallSocketConstraint")
				local a1 = Instance.new("Attachment")
				local a2 = Instance.new("Attachment")
				a1.Parent = joint.Part0
				a2.Parent = joint.Part1
				socket.Parent = joint.Parent
				socket.Attachment0 = a1
				socket.Attachment1 = a2
				a1.CFrame = joint.C0
				a2.CFrame = joint.C1
				socket.LimitsEnabled = true
				socket.TwistLimitsEnabled = true
				joint:Destroy()
			end
		end
        
        humanoid.PlatformStand = true
        humanoid:FindFirstChild("Left Arm").CanCollide = true
        humanoid:FindFirstChild("Right Arm").CanCollide = true
        humanoid:FindFirstChild("Left Leg").CanCollide = true
        humanoid:FindFirstChild("Right Leg").CanCollide = true
        humanoid:FindFirstChild("Torso").CanCollide = true
        humanoid:FindFirstChild("Head").CanCollide = true
        humanoid.Health = 0
        humanoid.MaxHealth = 0

local textLabel = Instance.new("TextLabel")
		textLabel.Parent = humanoid.Parent.Head
		textLabel.Text = "You are unconscious, wait for another player to revive you."
		textLabel.Font = Enum.Font.GothamSemibold
		textLabel.TextColor3 = Color3.new(1,1,1)
		textLabel.TextScaled = true
		textLabel.BackgroundTransparency = 1
		textLabel.Size = UDim2.new(1,0,1,0)
		textLabel.Position = UDim2.new(0,0,0,0)
		textLabel.ZIndex = 2
		textLabel.TextStrokeTransparency = 0
		textLabel.TextWrapped = true
	end
end

humanoid.HealthChanged:Connect(checkHealth)